Someone Help please!!

Someone Help Please!!

Answers

Answer 1
first number is x value and second is why value
(x,y)
The x axis is the horizontal axis going left to right
The y axis is the vertical axis going up and down
Someone Help Please!!

Related Questions

Jerry had 35 rabbit stickers. he split the stickers evenly among 7 pieces of paper. how many stickers did jerry put on each piece of paper?

Answers

Answer:

5

Step-by-step explanation:

You have to divide 35 by 7.

35/7 is 5.

So, he puts 5 stickers on each paper.

Find the cost price of an Article when SP=Rs.1980 and loss%=10%​

Answers

Answer:

Loss = Rs. 198

Step-by-step explanation:

[tex]{ \sf{\%loss = \frac{loss}{cost \: price} \times 100\%}} \\ \\ { \sf{10 = \frac{loss}{1980} \times 100}} \\ \\ { \sf{loss = \frac{10 \times 1980}{100} }} \\ \\ { \sf{loss = 198}}[/tex]

Rachael has a life insurance
policy that will pay her family
$45,000 per year if she dies.
Rachael's insurance company
expects that it would have to pu
$2,500,000 into a bank account
so that it could make the
payments. What does Rachael's
insurance company expect the
interest rate to be?

Answers

The insurance company expects the interest rate to be around 4.16%.

How to find determine Rachael's insurance company expect the interest rate to be?

To find the expected interest rate, we can use the formula for present value of an annuity:

PV = PMT x (1 - (1 + r)^(-n)) / r

Where:

PV = present value of the annuity, which is the amount the insurance company needs to deposit

PMT = payment per period, which is $45,000

r = interest rate per period, which is what we need to find

n = total number of periods, which is unknown

We know that the insurance company needs to deposit $2,500,000 to make the payments, so we can set:

PV = $2,500,000:

$2,500,000 = $45,000 x (1 - (1 + r)^(-n)) / r

To solve for r, we can use trial and error or an iterative method. Here, we'll use trial and error.

Let's assume n = 20, which is a reasonable number of years for an insurance policy. Then we can solve for r:

$2,500,000 = $45,000 x (1 - (1 + r)^(-20)) / r

$2,500,000r = $45,000 x (1 - (1 + r)^(-20))

(1 + r)^(-20) = 1 - ($45,000 / $2,500,000) x r

1 + r = (1 - ($45,000 / $2,500,000) x r)^(-1/20)

r ≈ 0.0416 or 4.16%

Therefore, the insurance company expects the interest rate to be around 4.16%.

Learn more about interest rate at https://brainly.com/question/25793394

#SPJ1

2.5 * 10^5 ____ 4.2 * 10^-7
i need to compare these

Answers

Answer: 250,000 > .00000042

Step-by-step explanation:

2.5 times 10^5 means move the decimal to the right 5 times.

2.5

1. 25.

2. 250.

3. 2,500.

4. 25,000.

5. 250,000.

250000 __  4.2 times 10^-7

10^-7 would mean move the decimal to the left that many times.

4.2

1. .42

2. .042

3. .0042

4. .00042

5. .000042

6. .0000042

7. 00000042

250,000 > .00000042

three points on the graph of the function f(x) are {(0,4), (1,10) (2,25)}. Which equation represents f(x)?

Answers

The equation that represents f(x) is f(x) = [tex]3x^2[/tex] + 3x + 4. To determine the equation that represents the function f(x) based on the given points, we can use the general form of a quadratic function:

f(x) =[tex]ax^2[/tex]+ bx + c

where a, b, and c are constants that we need to determine. We can use the given points to form a system of equations:

[tex]a(0)^2[/tex] + b(0) + c = 4 -- Equation 1

[tex]a(1)^2[/tex] + b(1) + c = 10 -- Equation 2

[tex]a(2)^2[/tex] + b(2) + c = 25 -- Equation 3

Simplifying each equation, we get:

c = 4 -- Equation 1a

a + b + c = 10 -- Equation 2a

4a + 2b + c = 25 -- Equation 3a

Substituting Equation 1a into Equation 2a and Equation 3a, we get:

a + b = 6 -- Equation 2b

4a + 2b = 21 -- Equation 3b

Solving for b in terms of a in Equation 2b, we get:

b = 6 - a

Substituting b = 6 - a into Equation 3b, we get:

4a + 2(6 - a) = 21

Simplifying and solving for a, we get:

a = 3

Substituting a = 3 into b = 6 - a, we get:

b = 3

Substituting a = 3 and b = 3 into Equation 1a, we get:

c = 4

Therefore, the equation that represents f(x) is:

f(x) = [tex]3x^2[/tex] + 3x + 4

This quadratic function passes through the given points {(0,4), (1,10), (2,25)}, as can be verified by plugging in the x-values of each point into the equation and checking that the y-values match.

Learn more about quadratic function here:

https://brainly.com/question/18958913

#SPJ1

The gas tank in Karla’s car holds 12 gallons of gas. Can Karla drive 360 miles without having to stop and buy more gas?

Answers

Answer:

she would have to go 30 miles per hour or less to make this possible

Step-by-step explanation:

if it went over 35 31 miles per hour they would run out of gas before they got there

How do I solve: [tex](\frac{1}{216})^{3v-1} =(\frac{1}{6})^{2v-2}[/tex]
(Please work it out step-by-step, if you can)

Answers

Answer:

Step 1: Simplify the exponents on both sides of the equation. Recall that (a^b)^c = a^(b*c), so we can write:

(1/216)^(3v-1) = (1/6)^(2v-2)

= (6^-1)^(2v-2) (since 1/6 = 6^-1)

= 6^(-(2v-2)) (since (a^-b) = 1/(a^b))

= 6^(2-2v) (since -(2v-2) = -2v + 2)

Step 2: Rewrite 1/216 as a power of 6. We have:

1/216 = 6^(-3)

Substituting this into our equation gives:

6^(-3(3v-1)) = 6^(2-2v)

Step 3: Use the property that if a^x = a^y, then x = y. Since both sides of the equation have the same base (6), we can equate the exponents:

-3(3v-1) = 2-2v

Step 4: Solve for v. First, simplify the left-hand side of the equation:

-3(3v-1) = -9v + 3

Now we can rewrite the equation as:

-9v + 3 = 2 - 2v

Step 5: Solve for v. Add 9v to both sides and subtract 2 from both sides:

-7v = -1

Finally, divide both sides by -7 to obtain:

v = 1/7

Therefore, the solution to the equation is v = 1/7.

Verification

To verify that v = 1/7 is the solution to the equation:

(1/216)^(3v-1) = (1/6)^(2v-2)

We can substitute v = 1/7 into the equation and simplify both sides to see if they are equal:

Left-hand side:

(1/216)^(3v-1) = (1/216)^(3(1/7)-1) = (1/216)^(2/7)

Right-hand side:

(1/6)^(2v-2) = (1/6)^(2(1/7)-2) = (1/6)^(-10/7) = (6/1)^10/7

Simplifying:

(1/216)^(2/7) = (6/1)^(10/7)

Taking the seventh root of both sides:

1/6 = 1/6

Since both sides of the equation are equal, we have verified that v = 1/7 is the solution to the equation.

help asap will give brainliest!!!!

Answers

Answer:

36

Angle LON is a right angle so it equals 90 degrees.

A contractor is building a deck around a
15 x 20 rectangular swimming pool. He is going to build a 2 foot deck around the pool.
a) Write the length of the sides of the deck and pool together.
b) What is the total area of the deck and pool together?
c) What is the total area of just the deck?

Answers

The answer is in the picture below

You ask 120 randomly chosen people at a stadium to name their favorite stadium food. There are about 50,000 people in the stadium. Estimate the number of people in the stadium whose favorite stadium food is nachos.

Answers

The number of people in the stadium whose favorite stadium food is nachos is 10000.

What is random sample space?

The set of all potential outcomes for an experiment is referred to as the sample space S in a random experiment. The results of a random experiment, also known as sample points, are incompatible (i.e., they cannot occur simultaneously).

Here, we have

Given: You ask 120 randomly chosen people at a stadium to name their favorite stadium food. There are about 50,000 people in the stadium.

We have to estimate the number of people in the stadium whose favorite stadium food is nachos.

24/120 = x/50,00

x = 1200000/120

x = 10000

Hence, the number of people in the stadium whose favorite stadium food is nachos is 10000.

To learn more about random sample space from the given link

https://brainly.com/question/15490594

#SPJ1

a small school has three foreign language classes, one in french, one in spanish, and one in german. how many of the 34 students enrolled in the spanish class are also enrolled in the french class?

Answers

The number of students enrolled in the Spanish class who are also enrolled in the French class is 0.

Let the number of students enrolled in French class be F

Let the number of students enrolled in Spanish class be S

Let the number of students enrolled in German class be G

From the given information, we have

S + F + G = Total number of students...... (1)

Total number of students = 34S = 34 - F - G...... (2)

Now, we need to find out how many students are enrolled in both Spanish and French classes. So, let us assume that x students are enrolled in both Spanish and French classes.

So, the total number of students in Spanish and French classes will be S + F - x (as x students are enrolled in both the classes).

But we are given that there are 34 students enrolled in the Spanish class. Hence, the above expression will be equal to 34.

Therefore, S + F - x = 34

Now, substituting the value of S from equation (2) we get,

34 - F - G + F - x = 34 or, - G - x = 0 or, x = - G

But x represents the number of students enrolled in both Spanish and French classes, which cannot be negative.

Hence, there are no students enrolled in the Spanish class who are also enrolled in the French class.

To know more about number of students problems:  https://brainly.com/question/30061152

#SPJ11

A(-6,3), B(2,5) and C(0,-5) form a triangle. D is the midpoint of BC.

(a)Find the values of AC², AB², AD² and DC².
(b)Hence show that AC² + AB²= 2(AD² + DC²).

Answers

After answering the provided question, we can conclude that triangle  2(AD² + DC²) = 2(58 + 26) = 168

What precisely is a triangle?

A triangle is a locked, double-symmetrical target made up of 3 line segments known as sides that interlock at three points known as vertices. Triangles are distinguished by their sides and angles. Triangles can be rectangular prism (all factions equal), ellipse, or scalene based on their sides. Triangles are classified as acute (all angles are under 90 degrees), okay (one angle is equal to 90 degrees), or orbicular (all angles are greater than 90 ° c) (all angles greater than 90 degrees). The continent of a triangle can be calculated using the formula A = (1/2)bh, where an is the suburb, b is the triangle's base, and h is the triangle's height.

(a) The distance formula is:

d = √[(x₂ - x₁)² + (y₂ - y₁)²]

Length of AB:

AB = √[(2 - (-6))² + (5 - 3)²] = √64 = 8

Length of AC:

AC = √[(0 - (-6))² + (-5 - 3)²] = √100 = 10

Length of BC:

BC = √[(2 - 0)² + (5 - (-5))²] = √144 = 12

Midpoint of BC:

D = [(0 + 2)/2, (-5 + 5)/2] = (1, 0)

Length of AD:

AD = √[(1 - (-6))² + (0 - 3)²] = √58

Length of DC:

DC = √[(1 - 0)² + (0 - (-5))²] = √26

Now we can find the values of AC², AB², AD², and DC²:

AC² = AC² = 100

AB² = AB² = 64

AD² = AD² = 58

DC² = DC² = 26

(b) AC² + AB² = 2(AD² + DC²).

AC² + AB² = 100 + 64 = 164

2(AD² + DC²) = 2(58 + 26) = 168

To know more about triangle visit:

https://brainly.com/question/2773823

#SPJ1

How do you do this step by step please thank uu

Answers

The value for the given expression is 60.

What is a Quadratic Function?

The quadratic function can represent a quadratic equation in the Standard form: ax²+bx+c=0 where: a, b and c are your respective coefficients. In the quadratic function, the coefficient "a" must be different than zero (a≠0) and the degree of the function must be equal to 2.

The exercise asks the value of the given expression a²-4a, for a=10. Thus, you should replace the variable a with the number 10. See below.

a²-4a

10²-4*10

100-40=60

Read more about the quadratic function here:

brainly.com/question/1497716

#SPJ1

EXPONENTS AND SCIENTIFIC NOTATION
Date:
Pd:
MAZE #2 Instructions: Solve each of the problems below to make it correctly through the maze. Shade or
color your path as you go.
INDIC
1.25 x 107 +
63,000,000
7.55 x 107
9 x 10¹2 +
4.5 x 104
2 x 108
9.78 x 105-
732,000
ht
7.55 x 10¹4
2 x 106
2 x 103
2.46 x 103
2.46 x 105
12,000 +
7 x 104
2.86 x 10⁹
1.3 x 10³.
2,200
7 x 106
3.5 x 10².
2 x 104
8.2 x 104
8.2 x 10³
2.86 x 106
2.86 x 105
7 x 108
5.88 x 105-
3.44 x 105
7.5 x 104
6.3 x 104 +
1.2 x 104
2 x 10³
1.1 x 108 +
22,000
2.44 x 105
2.44 x 10³
7.5 x 108
6.8 x 106
5 x 103
6 x 108 +
120
5 x 106
3,400.
2 x 104
6.8 x 107
FINISH!
Maneuvering the Middle L

Answers

Each of the expressions has been simplified by using properties of exponents as shown below.

What is an exponent?

In Mathematics, an exponent refers to a mathematical operation that is typically used in conjunction with an algebraic expression in order to raise a quantity to the power of another.

This ultimately implies that, an exponent is represented by the following mathematical expression;

bⁿ

Where:

the variables b and n are numerical values (numbers) or an algebraic expression.

n is referred to as a superscript or power.

By applying the multiplication and division law of exponents for powers to each of the expressions, we have the following:

(1.25 × 10⁷) + 63,000,000 = (1.25 × 10⁷) + (6.3 × 10⁷) = (1.25 + 6.3) × 10⁷ = 7.55 × 10⁷

12,000 + 7 × 10⁴ = 1.2 × 10⁴ + 7 × 10⁴ = (1.2 + 7) × 10⁴ = 8.2 × 10⁴

5.88 × 10⁵ - 3.44 × 10⁵ = (5.88 - 3.44) × 10⁵ = 2.44 × 10⁵

6 × 10⁸ ÷ 120 = 6 × 10⁸ ÷ 1.2 × 10² = (6 ÷ 1.2) × 10⁸⁻² = 5 × 10⁶

9 × 10¹² ÷ 4.5 × 10⁴ = (9 ÷ 4.5) × 10¹²⁻⁴ = 2 × 10⁸

1.3 × 10³ · 2,200 = 1.3 × 10³ × 2.2 × 10³ = (1.3 × 2.2) × 10³⁺³ = 2.86 × 10⁶

(6.3 × 10⁴) + 1.3 × 10⁴ = (6.3 + 1.3) × 10⁴ = 7.6 × 10⁴

3,400 · 2 × 10⁴ = 3.4 × 10³ × 2 × 10⁴ = (3.4 × 2) × 10³⁺⁴ = 6.8 × 10⁷

9.78 × 10⁵ - 732,000 = (9.78 - 7.32) × 10⁵ = 2.46 × 10⁵

3.5 × 10² · 2 × 10⁴ = (3.5 × 2) × 10²⁺⁴ = 7 × 10⁶

1.1 × 10⁸ ÷ 22,000 = 1.1 × 10⁸ ÷ 2.2 × 10⁴ = (1.1 ÷ 2.2) × 10⁸⁻⁴ = 0.5 × 10⁴ = 5 × 10³.

Read more on exponent here: https://brainly.com/question/27858496

#SPJ1

whats 1 4/6 as a improper fraction

Answers

Answer:

1 4/6 as an improper fraction is 5/3

Step-by-step explanation:

What is an improper fraction?

An improper fraction is a fraction where the numerator is greater than or equal to the denominator.

How do you convert a mixed number to an improper fraction?

To convert a mixed number to an improper fraction, you multiply the whole number by the denominator and add the numerator. Then, you put that sum over the denominator.

For example, 1 4/6 can be converted to an improper fraction as follows:

1 x 6 + 4 = 10

10/6 = 5/3

So, 1 4/6 as an improper fraction is 5/3.

The value of a book is $258 and decreases at a
rate of 8% per year. Find the value of the book
after 11 years.

Answers

Answer:

The value of the book after 11 years is $103.11

The equation should be 258*0.92, 11 times repeating.

The answer should be 103.106443494, but if you round it the answer is 103.11

[tex]\qquad \textit{Amount for Exponential Decay} \\\\ A=P(1 - r)^t\qquad \begin{cases} A=\textit{current amount}\\ P=\textit{initial amount}\dotfill &258\\ r=rate\to 8\%\to \frac{8}{100}\dotfill &0.08\\ t=years\dotfill &11\\ \end{cases} \\\\\\ A = 258(1 - 0.08)^{11} \implies A=258(0.92)^{11}\implies A \approx 103.11[/tex]

Trisha is running a marathon race. She runs the race at a steady pace. She makes a graph to show how far from the finish line she will be as she runs the race.

Answers

Answer:

Step-by-step explanation:trisha is running a marathon race  she runs th erace at a steady pace she makes a graph to show how far from the finsh line she will be as she runs the race

=2

the Midpoint for the coordinates (3, -8) and (-9, -11)

Answers

Midpoint for x coordinate (3-9)/2=-1.5
Midpoint for y coordinate (-8-11)/2=-9.5
(-1.5,-9.5)
The Midpoint for those coordinates is (-3, -9.5) or (-3, -9 1/2)

Round 27,684,000 to the greatest place
(Will mark brainiest)

Answers

Answer: 30 mil

Step-by-step explanation:

Tommy wants to use his 5.89 m long ladder against a wall, as shown below. The instructions state that the angle between his ladder and the ground should be in the range 74° to 77°. Calculate the maximum distance that the base of his ladder should be placed from the wall. Give your answer in metres to 2 d.p.​

Answers

Answer:

1.49m

Step-by-step explanation:

Trigonometry:

cosθ = adjacent/hypotenuse

cos(74) = adjacent/(5.39)

adjacent = 5.39 × cos(74)

adjacent = 2.3125974152

1.49 (to 2 d.p.)

Is the data set approximately periodic? If so, what are its period and amplitude?

not periodic

periodic with a period of 4 and an amplitude of about 20

periodic with a period of 4 and an amplitude of about 30

periodic with a period of 5 and an amplitude of about 25

Answers

The supplied data collection has a periodic period of 4 and an amplitude of 25.

Let's study data points with a 4-day gap;

Data point 2 is [tex](2, 76)[/tex]

Data point 6 is[tex](6, 74)[/tex]

Data point 10 is[tex](10, 75)[/tex]

Every four day intervals, the readings are within the typical range. The points[tex](3, 91), (7, 88),[/tex] and (114) all support this same 4-day timeframe [tex](11, 92).[/tex]

As the data points at intervals of 4 days follow a pattern, we may infer that the period is 4 and the amplitude is around 25.

learn more about data here:

https://brainly.com/question/29122373

#SPJ11

Answer:

periodic with a period of 4 and an amplitude of about 30

Step-by-step explanation:

The alphabet of jumbo jumbo tribe consists of 4 letters a word in their language is any sequence of five or fewer letters, how many words are there in the language of mumbo jumbo tribe

Answers

The total number of words with 5 or les sletters is  1,364

How many words are there in the language of mumbo jumbo tribe?

We want to see how many words of 5 or less letters can be done with 4 different characters.

There are 4 words with one letter.

Now words with two letters, suppose that the word is represented by:

_,_

Each blank represents a letter, so we have 4 options per blank, then the number of words with two letters is 4*4 = 16

And with 3 is 4*4*4 = 64

And with 4 is 4*4*4*4 = 256

And finally,with 5 is: 4*4*4*4*4 = 1,024

The total sum gives:

4 + 16 + 64 + 256 + 1,024 = 1,364

These is the number of words.

Learn more about counting at:

https://brainly.com/question/31175912

#SPJ1

The weight of a compact car is approximately 1,354 kilograms. Express the weight of the car in grams

Answers

The weight of the compact car, which is approximately 1,354 kilograms, can be converted to 1,354,000 grams.

In the metric system, "kilo" means thousand, so 1 kilogram is equal to 1000 grams. To convert from kilograms to grams, we simply multiply the weight in kilograms by 1000.

In this case, the weight of the compact car is given in kilograms as 1,354. To convert to grams, we multiply by 1000 to get:

1,354 kg x 1000 g/kg = 1,354,000 g

Therefore, the weight of the compact car in grams is approximately 1,354,000 grams.

The weight of an object is a measure of the force with which gravity pulls on the object. The unit of weight in the metric system is the newton (N), but kilograms (kg) are commonly used as a unit of mass and weight in everyday life. The conversion between mass and weight depends on the local acceleration due to gravity, which is approximately 9.81 m/s^2 at the Earth's surface.

Learn more about kilograms here:

https://brainly.com/question/11593892

#SPJ4

Anna has leaned a ladder against the side of her house. the ladder forms a 72º angle with the ground and rests against the house at a spot that is 6 meters high. what length is the best approximation for the distance along the ground from the bottom of the ladder to the wall? responses 2 m 2 m 3 m 3 m 4 m 4 m 5 m

Answers

The most accurate estimate of the distance on the ground between the wall and the bottom of the ladder is 2 meters.

One approach to tackle this problem is to apply trigonometry to establish the connection between the angle, height, and distance. Specifically, we can utilize the cosine function, which relates the adjacent side and the hypotenuse of a right triangle. In this case, the adjacent side represents the distance between the wall and the ladder, and the hypotenuse corresponds to the ladder's length. The given angle is 72 degrees.

By employing the formula cos(angle) = adjacent/hypotenuse, we can input the known values and determine the unknown distance:

cos(72) = distance/6

distance = 6 * cos(72)

distance is approximately 1.9 m

Thus, the most accurate estimation for the ground distance from the ladder's bottom to the wall is 2 m.

to know more about hypotenuses click here:

https://brainly.com/question/30762786

#SPJ4

Answer:2m

Step-by-step explanation:

i took the test

which graph best represents y=-x^2+6 x-1

Answers

Answer:

Step-by-step explanation:

the difference between a sample statistic and the corresponding population parameter is known as the ?

Answers

The difference between a sample statistic and the corresponding population parameter is known as the sampling error.

What is sampling error?

     Sampling error is the disparity between a statistic from a sample and a corresponding parameter from a population. Statistic and parameter are two crucial words in inferential statistics that are used to describe data. A statistic is used to calculate a parameter, which is a calculated value from the population, which is a large group of people or objects.

    The variance between the mean of the population and the sample's mean is known as sampling error. The sample statistic that is used to estimate the population parameter may not be the same as the population parameter.

    The discrepancy between these two values is referred to as sampling error. When a small sample is chosen from a larger population, a sampling error is created.

   Therefore, The sampling error is the discrepancy between a sample statistic and the equivalent population parameter.

To learn more about statistics and the corresponding population visit: https://brainly.com/question/27859177

#SPJ11

Find the frequency with the largest amplitude Find the frequency w for which the particular solution to the differential equation dạy dy 2- + dt2 + 2y = eiwt dt has the largest amplitude. You can assume a positive frequency w > 0. Probably the easiest way to do this is to find the particular solution in the form Aeiwt and then minimize the modulus of the denominator of A over all frequencies w. W= number (rtol=0.01, atol=1e-08) ?

Answers

The frequency with the largest amplitude is `w ≈ 2.303` (rtol=0.01, atol=1e-08).

The question asks us to find the frequency w for which the particular solution to the differential equation [tex]dạy dy 2- + dt2 + 2y = eiwt dt[/tex]has the largest amplitude.

We can assume a positive frequency w > 0.

Let's find out how to solve this problem:

We need to find the particular solution in the form Aeiwt, and then minimize the modulus of the denominator of A over all frequencies w. It means the denominator of A will have a maximum amplitude if we minimize the modulus. The amplitude of the solution is given by the value of |A|.

Let us assume the particular solution to be `[tex]y = Aeiwt`.[/tex]

Substitute the above solution in the given differential equation.

Then, we get:[tex]`d^2(A e^(iwt))/dt^2 + 2(A e^(iwt)) = e^(iwt)`[/tex]Applying the differential operator on the above equation,

we get: [tex]`(iwt)^2 A e^(iwt) + 2A e^(iwt) = e^(iwt)`Therefore, `A = 1 / (1 - (w^2) + 2i)`.[/tex]

Thus, the amplitude of the particular solution is:

[tex]`|A| = 1 / sqrt((1 - w^2)^2 + 4w^2)`[/tex]

Now, we need to minimize the above expression to get the frequency w at which the amplitude of the particular solution is maximum. This can be done by minimizing the modulus of the denominator of A over all frequencies w.To minimize the above expression, we take the derivative of the expression with respect to w and equate it to zero, which gives us: [tex]`(8w^2) / ((w^2 - 1)^2 + 4w^2)^(3/2) - (2(w^2 - 1)) / ((w^2 - 1)^2 + 4w^2)^(3/2) = 0`[/tex]

Simplifying the above expression, we get: `

[tex]2w^2 = w^4 - 3w^2 + 1`[/tex]

Therefore, [tex]`w^4 - 5w^2 + 1 = 0`.[/tex]

Solving the above equation gives us:

`[tex]w^2 = (5 ± sqrt(21)) / 2`[/tex].Since we know that w > 0, we choose the positive value of w.

Thus, the value of w is: [tex]`w = sqrt((5 + sqrt(21)) / 2)` or `w ≈ 2.303[/tex]`.

for such more question on frequency

https://brainly.com/question/26146342

#SPJ11

Select all that apply. help

Answers

NR = QR: This statement is true. In a rhombus, the diagonals bisect each other, so NR is equal in length to QR.

What is Rhombus ?

A rhombus is a quadrilateral with four equal-length sides. The opposite angles of a rhombus are equal to each other, and the diagonals bisect each other at right angles. This means that the diagonals of a rhombus are perpendicular to each other and divide the rhombus into four congruent right triangles.

From the given information, we know that MNPQ is a rhombus, and that NQ and PM are diagonals that intersect at point R.

NQ is perpendicular to MP: This statement is false. In a rhombus, the diagonals are perpendicular bisectors of each other, so we know that NQ is perpendicular to PM at point R, but not necessarily to the entire diagonal MP.

NP is perpendicular to QP: This statement is also false. In a rhombus, opposite sides are parallel and congruent, but not necessarily perpendicular to each other.

NR = QR: This statement is true. In a rhombus, the diagonals bisect each other, so NR is equal in length to QR.

Angle MNQ is congruent to angle PNQ: This statement is false. While we know that NQ is perpendicular to PM at point R, we cannot conclude that angle MNQ is congruent to angle PNQ. In fact, there is not enough information given to determine the measure of either angle.

Learn more about Rhombus here

https://brainly.com/question/8900765

#SPJ1

Let ABC be an isosceles triangle at A, altitude AH
a) Prove that ∆AHB = AHC. From that, deduce the remaining equal factors of the two triangles.

b) Draw the medians BM and CN, they intersect at G. Prove that the three points A,G,H are collinear, prove that ∆GBC is equal

c) On the opposite ray of ray MH take point D such that M is mid point of HD, prove BC=2AD

Answers

For isosceles triangle we have proved a) ∆AHB = AHC b) AH is the median of ∆ABC c) BC = 2AD

a) To prove that ∆AHB = AHC, we need to show that the two triangles have equal sides and angles. Since ABC is an isosceles triangle at A, we know that AB = AC. Also, since AH is the altitude of the triangle, we know that it is perpendicular to BC. Therefore, angle AHB and angle AHC are both right angles.

Now, to prove that the triangles have equal sides, we need to show that HB = HC. Since AB = AC, we have:

[tex]AB^{2} = AC^2\\AB^2 - AH^2 = AC^2 - AH^2\\BH^2 = CH^2[/tex]

Therefore, HB = HC, and we have proved that ∆AHB = AHC.

From this, we can deduce that angle BHA = angle CHA, as they are opposite angles in congruent triangles. Also, we know that angle ABC = angle ACB, as it is an isosceles triangle. Therefore, angle ABH = angle ACH, and we have proved that ∆ABH = ∆ACH.

b) To prove that A, G, and H are collinear, we need to show that AH is the median of ∆ABC. Since ∆AHB = AHC, we know that HB = HC. Therefore, BG and CG are medians of the triangle, and they intersect at G.

Now, to prove that ∆GBC is equal, we can use the fact that medians of a triangle divide it into six equal triangles. Therefore, we have:

Area(∆GBC) = 2/3 * Area(∆BGC)

Area(∆GBC) = 2/3 * Area(∆ACG)

Area(∆GBC) = 2/3 * Area(∆ABG)

Since ∆ABH = ∆ACH, we know that the altitude from A to BC passes through H, which is the midpoint of BC. Therefore, AH is also the median of ∆ABC.

c) Let E be the midpoint of BC. Since AE is the median of the triangle, we know that it divides BC into two equal parts, so EC = EB. Let X be the midpoint of AD. Since M is the midpoint of HD, so:

HX = (1/2) * HD

HX = (1/2) * (2AD)

HX = AD

AX is parallel to DE so:

AB/AD = AE/AX

2 = AE/AX

Since EC = EB and HX = AD, so:

AE = EC + HX

AE = EB + HX

AE = 2HX

Therefore, substitute, simplify:

2 = 2HX/AX

2AX = 2HX

AX = HX

Since AX = HX, DX is also equal to HX, so:

AD = DX

Also, since AE = 2HX, so:

BC = 2AE

Substitute in HX = AD and AE = 2HX, so:

BC = 2AE

BC = 2(2HX)

BC = 4HX

BC = 4AD

Therefore, we have proved that BC = 2AD.

Learn more about isosceles triangle here:

https://brainly.com/question/19987277

#SPJ1

Two families go to a movie on Saturday night. The Jefferson family purchases 2 adult tickets and 2 youth tickets for $42. 50. The Mendoza family purchases 4 adult tickets and 3 youth tickets for 76. 25 dollars

Answers

The cost of one adult tickets would be $12.5 and the cost of one youth tickets would be $8.75 .Therefore the cost of six adult tickets and eight youth tickets would be 6(12.5) + 8(8.75) = $145.

Let the cost of adult tickets be x.

Let the cost of youth tickets be y.

So, from the given condition given in question the equations are :-

For The Jefferson family,

2x + 2y = 42.50

x + y = 21.25 —---------- equation(1)

and for The Mendoza family,

4x + 3y = 76.25 —------ equation(2)

To solve above equation 4 × equation(1) - equation(2).

y = 8.75

and x = 12.5

Hence the cost of one adult tickets would be $12.5 and the cost of one youth tickets would be $8.75 .

Therefore the cost of six adult tickets and eight youth tickets would be 6(12.5) + 8(8.75) = $145.

Visit here to learn more about the equations: https://brainly.com/question/10413253

#SPJ4

—-------- Correct question format is given below —--------

(Q). Two families go to a movie on Saturday night. The Jefferson family purchases 2 adult tickets and 2 youth tickets for $42.50. The Mendoza family purchases 4 adult tickets and 3 youth tickets for $76.25. How much would it cost to purchase six adult tickets and eight youth tickets?

Other Questions
Why is it difficult to explain cross-country income differentials without resorting to cross-county differences in productive efficiency?a. The capital coefficient in the production function is too large.b. The capital coefficient in the production function is too small.c. Technological growth rates vary too much across countries.d. Technological growth rates vary too little across countries. What is the name of a word that sounds like the sound it makes? PLEASE HELP ASAP LAB QUESTIONS Experiment 1 Procedure:1. Measure 50.0 mL of water (tap) into a 100 mL graduated cylinder and pour it into a large coffee cup.2. Determine the temperature of this water3. Measure out 2.00 g of sodium hydroxide into a piece of paper towel *tare scale!4. Add the sodium hydroxide to the water in the coffee cup and put a small cup over it, with the thermometer through the hole. Stir GENTLY with the thermometer and record the temperature every 30 seconds for 3 minutes or until it peaks. Record this in a properly labelled table.5. Let this stand for 45 minutes before proceeding to Exp. 2.sodium hydroxide and water lab PURPOSE OF EXPERIMENT: To find Heat of Solution of sodium hydroxide and to find the heat of neutralization between sodium hydroxide and hydrochloric acid.EXPERIMENT 1 WHAT WE FOUND:WHAT WE FOUND IN EXP 1:T (temp.) initial = 20 degrees CT (temp) FINAL = 28.5 degrees Cmoles of sodium hydroxide = 0.0518molthe molar mass of sodium hydroxide = 39.969g/molC (specific heat of water) = 4.184J/g degrees CTHE NUMBER OF TRIALS FOR TEMP IN EXP 11st trial = 21 C2nd trial = 24.5 C3rd trial = 26 C4th trial = 26 C5th trial = 28 C6th trial = 28.5 C7th trial = 28.5 C (final temp)ANALYSIS FOR EXPERIMENT ONE:1. Determine the moles of sodium hydroxide (NaOH) from the experiment.2. Determine Qsurroundings and Qrxn3. Determine the enthalpy for the dissociation of sodium hydroxide (delta H sol)4. Write the thermochemical equation for the dissociation of sodium hydroxide TWO ways and write an enthalpy diagram5. What assumptions did you make to calculate #2? (some example assumptions to make: assume that the solution is water and that heat and density COULD be the same as water, etc)6. Research the actual value and determine the percent error7. In terms of bonds breaking and forming, what is RESPONSIBLE FOR ENTHALPY CHANGE? Which of the following quotes spoken by Juliet shows the strongest example of how she changes over the course of Romeo and Juliet?Madam I am here What is your willIll look to like, if looking liking move but no more deep will I endart mine eye than your consent gives strength fto make it flyWell do not swear although I joy in thee I have no joy of this contract to night o bid me leap rather than marry paris from off the battlements of yonder tower In the ecosystem of a park, deer eat plants, coyotes eat deer, and wolves eat both deer and coyote. What would most likely happen to the deer and coyote population if many plants died? what did the treaty of medicine lodge state the u.s. government would provide on the reservations? derive and apply a formula for the volume of a right prismThe Truit family rented the cabin shown in the shape of a triangular prism. The cabin is 30 feet deep. What is its volume?25 ftand 15 ft Help!!!! Its due at 9:30 tomorrow Match the following cultural values based on T. Hall's cultural values.1. High Territoriality versus LowTerritoriality2. Polychronic versus Monochronic Time |3. Proximics4. High Context versus Low Contexta. Mark is an American studying abroad in France. One of the things that he just couldn't get used to is how close everyone stands b. Sally (from the US) and her friend Mae (Japan) go to the beach one Saturday afternoon. Sally was very particular about the c. Omar is from Saudi Arabia and his classmate Gunar is from Germany. The two of them are working on a project together and d. Jennifer is doing in internationship in Argentina. She was very quick to understand the relationships of her co-workers because The cylinder has height of 31mm and a volume of 4700mm what is the radius? (give ans to 2 d.p.) giving away 5 stars and a thanks how did the invention of barbed wire and the development of the windmill impact west texas? many lead salts are often used as pigments. if pbso4 were used in an unglazed ceramic bowl, how many milligrams of lead(ii) could dissolve per liter of water? (a) 43 (b) 35 (c) 11 (d) 28 (e) 53 Which sentence or phrase from the passage serves as textual evidence to support your answer?A. The police were called, but the Nazi Party wouldn't allow them to arrest the Hitler Youth.B. You see, all your friends in class have become members, said the teacher.C. In Munich, they broke up teachers' association meetings and even smashed out the apartment windows of a Latin teacher who had given out low grades.D. But the leader of the Hitler Youth, Baldur van Schirach, was unhappy about the unfavorable publicity, and he told the Hitler Youth to obey the law. ayla really wants her employees to believe in what they are doing. she provides a vision and motivates them to think about how they can contribute to the goals of the organization. this is an example of what kind of leadership? group of answer choices laissez-faire leadership transactional leadership authentic leadership transformational leadership situational leadership What is the properties of rhombus and rectangle and square? How did the Cold War help lead to the fall of the Soviet Union in 1991?1. The US dropped atomic bombs on the Soviet Union2. The Soviet Union was so focused on expanding its military in the arms race that it neglected its economy (food, consumer goods, etc)3. It created the Bolshevik uprising4. Hitler greatly weakened the Soviet Union Please help me answer this question. All answers should be in affirmative or negative conjugations. Please write a list for each row. SOMEONE, PLEASE HELP ME! forty-four percent of us adults have little confidence in their cars. you randomly select twelve us adults. find the probability that the number of us adults who have little confidence in their cars is (1) exactly six and then find the probability that it is (2) more than 7. Perpetual Inventory Using LIFOThe following units of a particular item were available for sale during the calendar year:I understand how to do jan. 1, apr. 19, and part of june 30. but the rest I cant figure out