1 + 2 + 4 + 8..., n= 7
evaluate the geometric series

Answers

Answer 1

Answer:

The ratio is 2

Step-by-step explanation:

The last value should be 64.

1 * 2 = 2

2 * 2 = 4

4 * 2 = 8

8 * 2 = 16

16 * 2 = 32

32 * 2 = 64


Related Questions

Find the median of the following data set. 1 1/4,5/8 ,3/5 ,1/2 ,1 1/2, 1 3/4
1. 7/8
2. 15/16
3. 5/6

Answers

Answer:

1. 7/8

Step-by-step explanation:

NEED HELP CLICK TO SEE LINKS WILL GET REPORTED

Answers

I'm not sure what the first and last question answers are sorry. But I know that the second question is 31 the third question is 10 and the fourth question is 12.

Once a week you babysit your neighbor's toddler after school, usually going to
a local playground. You notice that each swing on the swing set takes nearly
the same amount of time, about 2.7 seconds. Use the pendulum formula
below to find out how long the swing is. Round your answer to the tenths
place.

Answers

Answer:

l = 1.8 feet

Step-by-step explanation:

Given that,

The time period of the pendulum, T = 2.7 seconds

We need to find the length of the swing. The formula for the time period of a simple pendulum is given by :

[tex]T=2\pi \sqrt{\dfrac{l}{g}}[/tex]

Where

l is the length of the swing.

[tex]T^2=\dfrac{4\pi^2l}{g}\\\\l=\dfrac{T^2g}{4\pi^2}\\\\l=\dfrac{(2.7)^2\times 9.8}{4\times 3.14^2}\\\\l=1.8\ \text{feet}[/tex]

So, the length of the swing is 1.8 feet long.

Answer:5.4

Step-by-step explanation:

A truck spilled 1000 gallons of asphalt on the 5 freeway. Come up with a way to approximate the cost of the clean up

Answers

I subway yahquissiisn

3 2/3 Divided by 1 2/7

Answers

Answer:

[tex]2 \frac{23}{27} [/tex]

I wish you luck in your assignments.

Simplify (- -)--).
- | D)
21
32
© 21
|
32

Answers

Answer:

(- -)--).- | D)2132© 21|32 is not an equation i'm pretty sure

Step-by-step explanation:

After a 40% discount, The price of a T-shirt with $30. What was the price before the discount?

Answers

Answer:

Mizuki is on the way to help!

The original price was $50!

Step-by-step explanation:

This is the way I did it, I don't know if your going to do it this way so use it as an refrence!

10 - 4 = 6

30 ÷ 6 = 5

5 x 10 = 50

Answer:

$50.00

Step-by-step explanation:

This is because 30 is 60% of 50. (100% - 40% = 60%)

You can verify this answer by calculated 40% of 50, which is 30.

Hope this helps!

The data in the table represents the value of a savings account at the end of each year for 6 years. The relationship between the increasing years and the increasing value of the account is exponential.

Answers

Answer:

1. Constant multiplicative.

2. 1.05.

Step-by-step explanation:

Their savings increase by 1.05x every year.

Write a number sentence using multiplication ti show what fraction represented on the mumber line is equivalent to 3/4

Answers

The fraction that is equivalent to 3/4 is seen as; 6/8

How to represent fractions?

A number sentence is defined as a mathematical sentence that is made up of numbers and symbols.

We want to write a number sentence using multiplication to show a fraction that is equivalent to 3/4.

Now, for us to find the final equivalent fraction, what we have to do is that we will divide or multiply by  denominator and numerator by the same number that is equal to one e.g 3/3; 5/5; 6/6, etc.

Since we want to find equivalent fraction of 3/4, let us multiply both numerator and denominator by 2 to get;

(3 * 2)/(4 * 2) = 6/8

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Find the x of =3(x+1)=12

Answers

Answer:

x = 3

Step-by-step explanation:

Answer:

it’s in the picture

Step-by-step explanation:

I hope it helps


i need help, this is pythagorean theorem !! i do not understand

Answers

In mathematics, the Pythagorean theorem is a fundamental relationship in Euclidean geometry between the three sides of a right triangle. State that the area of the square whose side is the hypotenuse

Fórmu

Please help me with this question as soon as possible :)

Answers

The constant cost call c is $0.7 and the cost of per minute call m is $0.93.

What is system of equations?

In algebra, a system of equations consists of two or more equations and looks for ways to solve them all together. A group of equations that have the same set of variables as solutions are referred to as a system of linear equations.

Let the constant cost be c and the per minute cost be denoted by m.

The equation for 5 minutes of the call is:

5.91 = 5m + c

c = 5.91 - 5m

The equation for 10 minutes of the call is:

10.06 = 10m + c

Substitute the value of c in the above equation:

10.06 = 10m + 5.91 - 5m

10.06 - 5.91 = 5m

4.69 = 5m

m = 0.93

Substitute the value of m:

10.06 = 10(0.93) + c

c= 0.7

Hence, the constant cost call c is $0.7 and the cost of per minute call m is $0.93.

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Pleaseee helppppp it’s timedddddd!!!!!!!

Answers

Answer:

Option (4)

Step-by-step explanation:

Point to remember for the dilation,

Area scale factor = (Dimension scale factor)²

It's given in the question,

Dimension scale factor = [tex]\frac{2x}{5y}[/tex]

Therefore, area scale factor = [tex](\frac{2x}{5y})^2[/tex]

                                               = [tex]\frac{4x^2}{25y^2}[/tex]

Option (4) will be the correct option.

Write as an radical expression
U 2/5

Answers

Answer:

Step-by-step explanation:

An radical expression usually involves a radicand which is the number or expression inside the radical symbol √ and an index which is the number outside the radical symbol indicating the root, the radicand raised to the power of the reciprocal of the index.

But in the case of expression "U-2/5" it's not a radical expression as is. It's a fractional expression with variable U and a constant -2/5.

It can be written as √(U-2)/5 or U- √(2/5) if you want to express it as an radical expression.

Check the correct operation each word represents.

Answers

Answer:

difference - subtraction

sum - addition

of - multiplication

per - division

decreased by - subtract

together - addition

quotient - division

product - multiplication

HELP PLS!!! Determine the type of triangle that is drawn below. ​

Answers

Answer:

Isosceles right triangle

Step-by-step explanation:

Right isosceles has a 90° degree angle with two other sides 45° each

Answer: Isosceles Right

===========================================================

Explanation:

Sides AB and AC are the same length (5.61), so the triangle is isosceles. If all three sides were the same, then it would be equilateral, but side BC is a different length of the first two sides mentioned. If all sides were different, then the triangle would be scalene.

Angle A is 90 degrees, making it a right angle. That means triangle ABC is also a right triangle. The triangle would be acute only when all three angles are less than 90. If any angle is greater than 90, then the triangle is obtuse.

So put together, triangle ABC is both isosceles and a right triangle, or in short we could say "triangle ABC is an isosceles right triangle".

Pls help me, if you get it right I will give you Brainlist!​

Answers

Answer:

370 m²

Step-by-step explanation:

Front and back

a = 2(11 * 6)

a = 132 m²

Right and left sides

a = 2(7 * 6)

a = 84 m²

Top and bottom

a = 2(11 * 7)

a = 154 m²

______________________

total

a = 132 + 84 + 154

a = 370 m²

Elizabeth went to the candy store and wanted to use the dimensional analysis she had learned in class that day. She only had a certain amount of money to spend. In terms of price, she figured out the following conversion factors: 2 lollipops = 8 gumballs 11 gumballs = 8 lemonheads 14 lemonheads = 16 redhots If Elizabeth knows she could buy 18 lollipops, how many redhots could she buy for the same amount of money?

Answers

Answer: 315,392

Step-by-step explanation: this took me some time but I multiplied multiple times each time and I got this I hope it’s correct.

Btw I multiplied 2 times 8 then multipled with 11 then multipied 172 times 8 then multiplied by 14 and got 19,712. Then, I multiplied 19,712 by 16 and got 315,392

I had to edit cause I miscalculated :/ anyways I hope this is correct

PLZ I NEED HELP, LAST QUESTION ! ! ! :,D

The function s(n) = 2n - 5 represents the value of the nth term in a sequence.

What is the sum of the 1st and 6th terms of the sequence?

Answers

Step-by-step explanation:

s(n) = 2n - 5  

                  What is the sum  1st and 6th terms of the sequence?  12

s(1) = 2(1) - 5           =   -3

s(2) = 2(2) - 5         =   -1

s(3) = 2(3) - 5         =    1

s(4) = 2(4) - 5         =   3

s(5) = 2(5) - 5         =   5

s(6) = 2(6) - 5         =   7       add these numbers

How many tens do u need to make 280

Answers

Answer:

28

Step-by-step explanation:

280 divided by 10 = 28

28 because 280/10=28

Consider the line y = 8x-2.
Find the equation of the line that is parallel to this line and passes through the point (3, -2).
Find the equation of the line that is perpendicular to this line and passes through the point (3,-2).
Note that the ALEKS graphing calculator may be helpful in checking your answer.

Answers

Answer:

parallel line: y = 8x - 26

perpendicular line: y = -1/8 x - 13/8

Step-by-step explanation:

1.

Lines are parallel, so slopes are equal, and y-intercepts are different.

Given line:

y = 8x - 2

New line:

y = 8x + b

Use point (3, -2) and solve for b.

-2 = 8(3) + b

-2 = 24 + b

b = -26

Equation: y = 8x - 26

2.

Lines are perpendicular, so slopes are negative reciprocals.

Given line:

y = 8x - 2

New line:

m = -1/8

y = -1/8 x + b

Use point (3, -2) and solve for b.

-2 = -1/8 × 3 + b

-2 = -3/8 + b

b = -16/8 + 3/8

b = -13/8

Equation: y = -1/8 x - 13/8

The ratio of pens to pencils that Jose has on his desk is 5:3. If Jose has 15 pens on his desk then how many pencils does he have?

Answers

Answer:

9 pencils

Step-by-step explanation:

We know that the ratio is 5:3 and its pens to pencils. So, every 5 pens have 3 pencils. Now Jose has 15 pens, so his pen supply triples. therefore his pencil supply must also triple. So 3x3=9.

Let the no. of pencils be x,

= 5/3 = 15/x

Do cross multiplication

= 5x = 15 × 3

= x = 45/5

= x = 9

No of pencils = 9

Find the inverse of the function.
y = x + 1
Write your answer in the form ax + b. Simplify any fractions.
y =

Answers

f^-1 (x)= x - 1

that’s what i got, i’m not too sure

Equations of Exponential Functions

Given the following table, determine the missing value.

a. 1.15 c. 15
b. 115 d. .15

Please select the best answer from the choices provided

Answers

Answer:

A. 1.15

Step-by-step explanation:

I calculated it logically

Julla drinks 20 cups of water per day. How many quart(s) of water does she drink per day? Julla drinks ? quart(s) of water per day.​

Answers

Answer:

5 quarts

Step-by-step explanation:

there are 4 cups in a quart so 20/4=5 or

5x4=20 ykyk

5 quarts is ur answer <3

What is the slope of a horizontal line? Write the equation of an example of a horizontal line.

Answers

The slope of the horizontal line will be zero.

What is a slope?

Slope or the gradient is the number or the ratio which determines the direction or the steepness of the line. The slope of the line is the ratio of the rise to the run.

The horizontal line always has zero slopes because the y coordinate will always be the same for two points.

The slope is calculated by the formula below,

Slope = ( y₂ - y₁ ) / ( x₂ - x₁ )

y₂ = y₁

Slope = ( y₁  - y₁ ) / ( x₂ - x₁ )

Slope = 0

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Solve the equation 5(4x-1.5x) + 12 = 4x- 124 for X

Answers

[tex] \sf \: 5(4x -1.5x) + 12 = 4x - 124 \\ \sf \: 5 \times 2.5x + 12 = 4x - 124 \\ \sf \: 12.5x + 12 = 4x - 124 \\ \sf \: 12.5x - 4x = - 124 - 12 \\ \sf \: 8.5x = - 136 \\ \sf \: x = - 16[/tex]

59.84 divided 32
What is the value of the expression?

Answers

59.84/32
answer:
1.87

Only answer if you know the real answer please appreciate it answer question number 2 please

Answers

Answer:

0.99

Step-by-step explanation:

Median is the middle term (or mean of the middle two terms) of a series arranged in order of magnitude.

Here the weights are already arranged in order and the middle term is 0.99

Therefor the median = 0.99

The graph shows Sam's earnings. What is the constant
of proportionality between Sam's earnings and the
number of hours he worked?

Answers

Answer:

8

Step-by-step explanation:

Constant of proportionality, k = y/x

y = earnings ($)

x = time (h)

Any point on the line can be used to determine the constant of proportionality. Let's use, (1, 8)

Constant of proportionality, k = y/x = 8/1

k = 8

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Read this excerpt from chapter one and answer the question. In the fifteen years after World War II, this mystique of feminine fulfillment became the cherished and self- perpetuating core of contemporary American culture. Millions of women lived their lives in the image of the pretty pictures of the American suburban housewife, kissing their husbands goodbye in front of their picture window, depositing their stationwagons full of children at school, and smiling as they ran the new electric waxer over the spotless kitchen floor. Where were these "images" to which Friedan refers?A) in people's imaginations B) on TV and in ads C) in store windows D) in women's minds What policy did John Hay propose to open up trade with China? What do the descriptive details in this passage convey? sensory information related to sound sensory information related to smell suspense and excitement a visual depiction of a character a visual depiction of an object Either he or I ______(is/am/are) to go there. Living in urban environments can influence an individual's behavior.Please select the best answer from the choices providedOF Read the excerpt below from the Yung Wing's book My Life in China and America published in 1909.In the fall of 1840, while the Opium War was still going on, my father died, leaving four children on my mother's hands without means of support.Fortunately, three of us were old enough to lend a helping hand. My brother was engaged in fishing, my sister helped in housework, and I took to hawking candy through my own village and the neighboring one. I took hold of the business in good earnest, rising at three o'clock every morning, and I did not come home until six o'clock in the evening. My daily earnings netted twenty-five cents, which I turned over to my mother, and with the help given by my brother, who was the main stay of the family, we managed to keep the wolf away from our door. I was engaged in hawking candy for about five months, and when winter was over, when no candy was made, I changed my occupation and went into the rice fields to glean rice after the reapers. My sister usually accompanied me in such excursions. But unlike Ruth of old, I had no Boaz to help me out when I was short in my gleaning. But my knowledge of English came to my rescue. My sister told the head reaper that I could speak, read and write English. This awakened the curiosity of the reaper. He beckoned me to him and asked me whether I wouldn't talk some "Red Hair Men" talk to him. He said he never heard of such talk in his life. I felt bashful and diffident at first, but my sister encouraged me and said "the reaper may give you a large bundle of rice sheaf to take home." This was said as a kind of prompter. The reaper was shrewd enough to take it up, and told me that if I would talk, he would give me a bundle heavier than I could carry. So I began and repeated the alphabet to him. All the reapers as well as the gleaners stood in vacant silence, with mouths wide open, grinning with evident delight. A few minutes after my maiden speech was delivered in the paddy field with water and mud almost knee deep, I was rewarded with several sheaves, and I had to hurry away in order to get two other boys to carry what my sister and I could not lug. Thus I came home loaded with joy and sheaves of golden rice to my mother, little dreaming that my smattering knowledge of English would serve me such a turn so early in my career. I was then about twelve years old. Even Ruth with her six measures of corn did not fare any better than I did.Yung Wing tells briefly of his father's death. How does this influence how the reader should view the book? He wants the reader to feel sorry for him. He is providing context for the reader as to why everyone was working. His plan is to explain why his father forced him to work at such a young age. 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