The required Lagrangian form of the polynomial p2(x) is given by
[(x - x1) × (x - x2) / (x0 - x1) × (x0 - x2)] × y0 + [(x - x0) × (x - x2) / (x1 - x0) × (x1 - x2)] × y1 + [(x - x0) × (x - x1) / (x2 - x0) × (x2 - x1)] × y2
The Lagrangian form of the interpolating polynomial p2(x) corresponding to the data in the table is,
p2(x) = L0(x) × y0 + L1(x) ×y1 + L2(x) ×y2
where Li(x) for i = 0,1,2 are the Lagrange basis polynomials defined by,
L0(x) = (x - x1) × (x - x2) / (x0 - x1) × (x0 - x2)
L1(x) = (x - x0) × (x - x2) / (x1 - x0) × (x1 - x2)
L2(x) = (x - x0) × (x - x1) / (x2 - x0) × (x2 - x1)
Substituting the values of xi and yi from the table, we get,
p2(x)
= [(x - x1) × (x - x2) / (x0 - x1) × (x0 - x2)] × y0 + [(x - x0) × (x - x2) / (x1 - x0) × (x1 - x2)] × y1 + [(x - x0) × (x - x1) / (x2 - x0) × (x2 - x1)] × y2
Note that the indices of xi and yi in the Lagrange basis polynomials correspond to the indices of the data points in the table.
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The given question is incomplete, I answer the question in general according to my knowledge:
Write the Lagrangian form of the interpolating polynomial p2 corresponding to the data in the table below
x0 y0
x1 y1
x2 y2
what is 3 2/5 divided by 1 3/10?
Answer:
[tex]2 \frac{8}{13} = 2.61[/tex]
Step-by-step explanation:
[tex]1. \: \frac{3 \times 5 + 2}{5} \div 1\frac{3}{10} \\ 2. \: \frac{15 + 2}{5} \div 1 \frac{3}{10} \\ 3. \: \frac{17}{5} \div 1 \frac{3}{10} \\ 4. \: \frac{17}{5} \div \frac{1 \times 10 + 3}{10} \\ 5. \: \frac{17}{5} \div \frac{10 + 3}{10} \\ 6. \: \frac{17}{5} \div \frac{13}{10} \\ 7. \: \frac{17}{5} \times \frac{10}{13} \\ 8. \: \frac{17 \times 10}{5 \times 13} \\ 9. \: \frac{170}{5 \times 13} \\ 10. \: \frac{170}{65} \\ 11. \: \frac{34}{13} \\ 12. \: 2 \frac{8}{13} = 2.61[/tex]
OK
A
1
Exercise 7-11 (Algo) Second-Stage Allocation and Margin Calculations [LO7-4, LO7-5]
Foam Products, Incorporated, makes foam seat cushions for the automotive and aerospace Industries. The company's activity-based
costing system has four activity cost pools, which are listed below along with their activity measures and activity rates:
Activity Cost Pool
Supporting direct labor
Batch processing
Order processing
2
Customer service
Activity Measure
Number of direct labor-hours
Number of batches"
Number of orders
Number of customers
Sales
Costs
The company just completed a single order from Interstate Trucking for 2,200 custom seat cushions. The order was produced in three
batches. Each seat cushion required 0.7 direct labor-hours. The selling price was $141.60 per unit, the direct materials cost was $110
per unit, and the direct labor cost was $13.70 per unit. This was Interstate Trucking's only order during the year.
Required:
Calculate the customer margin on sales to Interstate Trucking for the year.
Activity Rate
$8 per direct labor-hour
$95 per batch
$ 285 per order
$ 2,624 per customer
Interstate Trucking
Customer Margin-ABC Analysis
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Help pls
The customer margin on sales to Interstate Trucking for the year is $33,581.
What is indirect cost?Indirect costs are expenses that cannot be directly linked to a specific product or service. Instead, they are costs that are incurred for the general operation of a business and are shared among different products or services produced by the business.
In the given question,
To calculate the customer margin on sales to Interstate Trucking, we need to use the activity-based costing system to allocate the indirect costs to the order and then subtract the total costs from the sales revenue. Here are the steps to follow:
Calculate the total indirect costs for the order:
Batch processing cost = Number of batches x Batch processing activity rate
Batch processing cost = 3 x $95 = $285
Order processing cost = Number of orders x Order processing activity rate
Order processing cost = 1 x $285 = $285
Customer service cost = Number of customers x Customer service activity rate
Customer service cost = 1 x $2,624 = $2,624
Total indirect costs = Supporting direct labor cost + Batch processing cost + Order processing cost + Customer service cost
Total indirect costs = Number of direct labor-hours x Supporting direct labor activity rate + Batch processing cost + Order processing cost + Customer service cost
Total indirect costs = 0.7 x 2,200 x $8 + $285 + $285 + $2,624
Total indirect costs = $20,289
Calculate the total costs for the order:
Total costs = Direct materials cost + Direct labor cost + Total indirect costs
Total costs = $110 x 2,200 + $13.70 x 2,200 + $20,289
Total costs = $147,739
Calculate the customer margin on sales:
Customer margin = Sales revenue - Total costs
Customer margin = $141.60 x 2,200 - $147,739
Customer margin = $181,320 - $147,739
Customer margin = $33,581
Therefore, the customer margin on sales to Interstate Trucking for the year is $33,581.
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prove that 3-√5 is irrational
Answer:
Step-by-step explanation:
But we know that √5 is an irrational number. So, {(a - 3b)/b} should also be an irrational number. Hence, it is a contradiction to our assumption. Thus, 3 + √5 is an irrational number.
(100 POINTS)
The box plot displays the cost of a movie ticket in several cities.
A box plot uses a number line from 4 to 25 with tick marks every one unit. The box extends from 9 to 15 on the number line. A line in the box is at 11. The lines outside the box end at 7 and 23. The graph is titled Movie Ticket Prices, and the line is labeled Cost Of Ticket.
Which of the following is the best measure of center for the data shown, and what is that value?
The mean is the best measure of center and equals 11.
The mean is the best measure of center and equals 11.5.
The median is the best measure of center and equals 11.
The median is the best measure of center and equals 11.5.
Answer:
The best measure of center for the data shown is the median, and its value is 11.
Step-by-step explanation:
In statistics, measures of central tendency are used to summarize a set of data and provide a single value that represents the center or typical value of the data. The three commonly used measures of central tendency are the mean, median, and mode.
The mean is calculated by adding up all the values in the data set and dividing by the total number of values. The mean is affected by outliers and can be heavily skewed by extreme values.
The median is the middle value of the data set when the values are arranged in order. It is not affected by extreme values and is a more robust measure of central tendency compared to the mean.
In the given box plot, the distribution appears relatively symmetric, with the box extending from 9 to 15 on the number line and the median line located at 11, which is the middle value of the box. Therefore, the best measure of center for the data shown is the median, and its value is 11.
The best measure of the center for the data shown is the median, and its value is 11 thus the correct option is C.
What are mean and median?The mean is the average value which can be calculated by dividing the sum of observations by the number of observations
Mean = Sum of observations/the number of observations
Median represents the middle value of the given data when arranged in a particular order.
In statistics, the measures of central tendency are used to summarize a set of data and provide a single value that shows the center or typical value of the data. Also, it is known that three commonly used measures of central tendency are the mean, median, and mode.
The median is not affected by extreme values and is a more robust measure of central tendency compared to the mean.
In the given box plot, we can conclude that the distribution appears relatively symmetric, with the box extending from 9 to 15 on the number line and the median line located at 11, that is the middle value of the box. the median, value is 11.
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El punto P está en el exterior de una circunferencia C en el plano. ¿Cuál es el número máximo
de puntos de C que se encuentran a 3 cm de P?
A) 1
B) 2
C) 3
D) 4
E) 8
The correct response is 4. We can consider the following construction to understand why: We drew a 3 cm radio circle with the center located at P. Llamemoso C1.
What exactly is a circle's radio?Half of a circle's diameter corresponds to its radius. The radius equals 5 cm for a 10 cm diameter.
So, in order for C2 to intersect C, the straight line connecting P and C's center must be contained within C2, that is, it must be separated from C's center by a distance less than r. In other words, we need that:
r > d + 3
the distance between the center of C and the straight line connecting P and the center of C is where d. Its distance, d, is same to that between P and the center of C, minus C1's radio. Defined as,
d = PC - 3
where PC denotes the distance between P and C's center.
Thus, we require that:
r > PC - 3 + 3 = PC
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SUPPOSED TO BE SOME PUZZLE
Answer:
numbers are in a pattern
like
1234
2168
3092
4926
5850
so the next number would be
6774
In ΔXYZ, x = 830 cm,
�
m∠Y=141° and
�
m∠Z=25°. Find the length of z, to the nearest 10th of a centimeter.
The length of side z to the nearest tenth of a centimeter is approximately 261.8 cm.
What is the Law of Sines?
The Law of Sines is a mathematical formula used to relate the side lengths and angles of any triangle. It states that the ratio of the length of a side of a triangle to the sine of the angle opposite that side is the same for all three sides of the triangle.
a/sin(A) = b/sin(B) = c/sin(C)
To find the length of side z in triangle XYZ, we can use the Law of Sines, which states:
a/sin(A) = b/sin(B) = c/sin(C)
where a, b, and c are the lengths of the sides of a triangle, and A, B, and C are the opposite angles.
In this case, we know the length of side x, and the measures of angles Y and Z.
We want to find the length of side z. So, we can use the Law of Sines as follows:
z/sin(180° - 141° - 25°) = 830/sin(141°)
z/sin(14°) = 830/sin(141°)
Cross-multiplying:
z = (830*sin(14°))/sin(141°)
z ≈ 261.8 cm
Therefore, the length of side z to the nearest tenth of a centimeter is approximately 261.8 cm.
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I could not for the life of me figure this out.
As per the curve, the area under the shaded region is = 0.4878.
How to find the area of the shaded region?The entire area covered by a flat (2-D) area or the form of an item is known as area. A plane figure's area is the space that is enclosed by its border. The area of a closed figure is the sum of the number of unit squares that cover its surface. Square units like cm² and m² are used to quantify area.
99.7% (or 0.997) of the standard normal curve's entire area, which is 1, is located within three standard deviations of the mean.
The distribution of mean is μ = 0
The distribution of standard deviation is σ = 1
We must determine the area of the shaded zone according to the curve.
That is as follows:
P (-2.25 < Z < 0)
The formula to determine:
= P (Z < 0) - P (Z < -2.25)
Substitute the values in the above equation.
= 0.5 - 0.0122
The value is,
= 0.4878
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Please help me with these question! thanks <3
The variables y and x have a proportional relationship, and y = 5 when x = 4.
What is the value of x when y = 8?
Enter your answer in the box.
X= ___
___
The variables y and x have a proportional relationship, and y = 7 when x = 2.
What is the value of y when x = 5?
Enter your answer as a decimal in the box.
y= ___
__
correct answer gets brainliest
Answer:
Enter your answer as a decimal in the b
Question
Solve the equation. Check your solutions.
∣3x−45∣=∣12x∣
Answer:
x could equal -5 or 3
Step-by-step explanation:
3x - 45 = 12x
-45 = 9x
x = -5
3x - 45 = -12x
x = 3
Same set up as the problem to the left. Fill in the blanks. 39 + 25
NO LINKS!!! URGENT HELP PLEASE!!!!!
A new airline company, The High Flyers, says that their planes can only take off at an 20° angle. The airport is considering shortening the cell tower to accommodate them. If they take off from the same spot as the other airplanes, how short must the cell tower be so that it is safe for everyone?
Answer:
shortened height = h(1 - tan(20))
Step-by-step explanation:
To solve this problem, we need to use trigonometry to find the height that the airplane reaches at a 20° angle, and then subtract this height from the height of the cell tower to determine how short it needs to be.
Let's assume that the cell tower has a height of "h", and that the airplane takes off at a 20° angle. We can use trigonometry to find the height "x" that the airplane reaches above the ground:
tan(20) = x / h
Multiplying both sides by "h", we get:
x = h * tan(20)
So the airplane reaches a height of "x" above the ground. To find how short the cell tower needs to be, we simply subtract this height from the original height of the tower "h":
shortened height = h - x
Substituting the expression we found for "x", we get:
shortened height = h - h * tan(20)
Simplifying, we get:
shortened height = h(1 - tan(20))
So, the cell tower needs to be shortened by "h(1 - tan(20))" to ensure that the airplane can take off safely at a 20° angle.
A committee of ten health professionals has been selected to investigate the ethical conduct of some health workers in a health facility.A sub committees of four health professionals is to be selected out of the ten health professionals . Find how many ways this can happen .what is the probability that, 2 will happen
The probability that 2 particular health professionals will be selected in the subcommittee is 4/15. There are 210 ways to select a subcommittee of 4 health professionals from the 10 total health professionals.
What is probability?Probability acts as an indicator of how likely an event is to occur.
It is a number between 0 and 1, with 0 indicating an impossible event and 1 suggesting a certain event.
The number of favorable outcomes divided by the total number of possible outcomes yields the probability of an event.
The number of ways to select a subcommittee of 4 health professionals out of the 10 total health professionals is given by the combination formula:
C(10, 4) = 10! / (4! * 6!) = 210
To calculate the probability that 2 particular health professionals will be selected in the subcommittee, we need to consider the number of ways that we can choose the other 2 health professionals from the remaining 8. The number of such combinations is given by the combination formula:
C(8, 2) = 8! / (2! * 6!) = 28
So the probability that the subcommittee will consist of the 2 particular health professionals we are interested in, as well as 2 other health professionals, is:
(2 choose 2) * (8 choose 2) / (10 choose 4) = 1 * 28 / 210 = 4/15
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Given the following weekly demand figures, what is the MAD at the end of week 5?
Week / Demand / Forecast
1 / 100 / 120
2 / 120 / 130
3 / 110 / 120
4 / 130 / 125
5 / 160 / 145
A. 12.0
B. 11.8
C. 13.0
D. 10.8
The answer is A. 12.0. The mean absolute deviation MAD at the end of week 5 is 12.0, indicating that the average absolute difference between actual demand and forecast demand is 12 units.
To calculate the Mean Absolute Deviation (MAD), we need to find the absolute difference between the actual demand and forecast demand, then take the average of those differences. The formula for MAD is:
[tex]MAD = (1/n) * Σ|A - F|[/tex]
where A is the actual demand, F is the forecast demand, and n is the number of observations.
Using the provided data, we can calculate the MAD for each week:
Week 1: |100 - 120| = 20
Week 2: |120 - 130| = 10
Week 3: |110 - 120| = 10
Week 4: |130 - 125| = 5
Week 5: |160 - 145| = 15
To calculate the MAD at the end of week 5, we need to add up the absolute differences and divide by the total number of observations:
MAD = (20 + 10 + 10 + 5 + 15) / 5 = 12
Therefore, the answer is A. 12.0. The MAD at the end of week 5 is 12.0, indicating that the average absolute difference between actual demand and forecast demand is 12 units. This question is related to the topic of forecasting and measures of forecast accuracy. Specifically, it involves calculating the mean absolute deviation (MAD) as a measure of forecast error.
The MAD provides a measure of forecast accuracy and can be used to evaluate the performance of forecasting methods and to make adjustments to improve the accuracy of future forecasts.
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Serek is allowed to send no more than 18 text messages each day. What is the maximum number of text messages Serek is allowed to send in 14 days?
Answer:252
Step-by-step explanation:
14x18=252
What is the function notation
The functiοns are f(-3)=2, f(1)=4 and f(4)= -2.
What is a functiοn?In mathematics, a functiοn is a relatiοn between a set οf inputs having οne οutput each. We can explain that a functiοn is a relatiοnship between inputs where each input is related tο exactly οne οutput. A functiοn is generally denοted by g(x) where x is the input. The general representatiοn οf a functiοn is y = g(x).
The given cοοrdinates are (-3,2); (1,4);(4,-2)
Frοm the given cοοrdinates the functiοns can be fοrmed.
Let the functiοn be y=f(x)
Frοm the given cοοrdinate system the first value is x- value and the secοnd value is y-cοοrdinate.
Sο cοnsidering the first cοοrdinate -3 is the x-cοοrdinate and 2 is the y cοοrdinate and similarly fοr οthers.
Hence the functiοn will be f(-3)=2
Similarly frοm the secοnd cοοrdinate the functiοn will be f(1)=4
[ As 1 is the x- cοοrdinate and 4 is the y-cοοrdinate]
Frοm the third cοοrdinate the functiοn will be f(4)= -2
Hence, the functiοns are
f(-3)=2
f(1)=4
f(4)= -2
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A truck with 38-in.-diameter wheels is traveling at 60 mi/h.
Find the angular speed of the wheels in rad/min: rad/min
How many revolutions per minute do the wheels make?
Answer:
530.7 rpm3334.7 rad/minStep-by-step explanation:
You want the angular speed in RPM and in radians per minute for a truck wheel 38 inches in diameter traveling at 60 mph.
RevolutionsThere are 60 minutes in an hour, so a speed of 60 mi/h is a speed of ...
[tex]\dfrac{60\text{ mi}}{1\text{ h}}\times\dfrac{1\text{ h}}{60\text{ min}}\times\dfrac{5280\text{ ft}}{1\text{ mi}}=5280\text{ ft/min}[/tex]
The distance traveled for 1 revolution of the wheel is equal to its circumference:
C = πd
C = π(38 in)/(12 in/ft) = (19/6)π ft ≈ 9.948 ft
Then the number of revolutions in 5280 ft is ...
(5280 ft/min)/(9.948 ft/rev) ≈ 530.7 rev/min
The wheels make about 530.7 revolutions per minute.
RadiansEach revolution is an angle of 2π radians, so the angular speed is ...
ω = 530.7 rev/min × 2π rad/rev
ω = 3334.7 rad/min
3. The area of a rectangle is 80 inches squared and the length of a rectangle is 5 inches. Find the perimeter of
the rectangle using the Five Step Problem Solving Plan.
Step 1-IDENTIFY: What do you KNOW? What do you NOT know? (1 pt)
Known:
The area of the rectangle is
The length of the rectangle is
Not known:
perimger
What are you asked to find?
What else do you need to find to answer the previous question?
inches squared.
inches.
Height
Step 2-STRATEGIZE: What variable and variable expressions (formulas) will you use? (1 pt)
What variable will you use for the widath of the rectangle?
What is the formula for the area of a rectangle?
What is the formula for the perimeter of a rectangle?
The rectangle's perimeter is 42 inches as the rectangle's area is 80 square inches.
What is the equation for a rectangle's perimeter?Perimeter = 2 (length + width)
given
The rectangle's area is 80 square inches, so this is the first known step.
The rectangle measures 5 inches long.
The rectangle's perimeter is unknown.
Step 2: To determine the width of the rectangle, we will utilise the variable "w."
The formula for calculating a rectangle's area is:
A = width x length
Inputting the values provided yields:
80 = 5w
With w solved, we obtain:
w = 16
Step 3: The equation for a rectangle's perimeter is:
P= 2 (length + width).
Inputting the values provided yields:
P = 2(5 + 16)
P = 2(21) (21)
P = 42
Step 4: The rectangle's perimeter is 42 inches as the rectangle's area is 80 square inches.
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What kinds of diseWhat is the five-number summary for {34, 47, 51, 11, 7, 9, 13, 49, 22}?ases can vaccinations prevent?
Vaccinations can prevent various infectious diseases including measles, mumps, rubella, polio, tetanus, pertussis, hepatitis A and B, varicella, HPV, and influenza.
One should consult with a healthcare professional to determine which vaccinations are recommended based on age, health status, and individual factors.
Vaccinations can prevent many infectious diseases, including:
Measles
Mumps
Rubella
Polio
Tetanus
Pertussis (whooping cough)
Hepatitis A and B
Varicella (chickenpox)
Human papillomavirus (HPV)
Influenza (flu)
Pneumococcal disease (pneumonia, meningitis, blood infections)
Rotavirus (diarrhea and vomiting)
Haemophilus influenzae type b (meningitis, pneumonia, and other infections)
Meningococcal disease (meningitis and blood infections)
Hepatitis A and B (liver infections)
and many others. It is important to consult with a healthcare professional to determine which vaccinations are recommended based on age, health status, and other individual factors
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pleasse help me. please
The equation of the circle after it is dilated by a scale factor of 2 is given as follows:
B. (x + 6)² + (y - 4)² = 36.
What is a dilation?A dilation can be defined as a transformation that multiplies the distance between every point in an object and a fixed point, called the center of dilation, by a constant factor called the scale factor.
The equation of the circle in this problem is given as follows:
(x + 3)² + (y - 2)² = 9.
The features are:
Center of (-3, 2).Radius of 3.After the dilation by a scale factor of 2, the features are given as follows:
Center of (-6, 4).Radius of 6.Then the equation of the circle would be of:
(x + 6)² + (y - 4)² = 36.
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3/8 divided by 1 3/5
3/8 divided by 1 3/5 is 3/8 ÷ 1 3/5 = 15/64.
What is the fraction?
A fraction is a numerical quantity that represents a part of a whole or a ratio between two quantities. It is expressed as one integer divided by another integer, with a horizontal line separating the two numbers. The number above the line is called the numerator and the number below the line is called the denominator.
To divide a fraction by another fraction, you need to multiply the first fraction by the reciprocal of the second fraction.
First, we need to convert the mixed number to an improper fraction:
1 3/5 = (5*1 + 3)/5 = 8/5
Now we can find the reciprocal of 8/5:
reciprocal of 8/5 = 5/8
So, 3/8 ÷ 1 3/5 can be rewritten as:
3/8 ÷ 8/5 = 3/8 * 5/8
Multiplying the numerators and denominators:
3/8 * 5/8 = (35)/(88) = 15/64
Therefore, 3/8 divided by 1 3/5 is 3/8 ÷ 1 3/5 = 15/64.
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Petra is making donuts by stamping circles in dough using a pastry stamp with a radius of 4.25 inches. For the donut hole, she stamps out a circle of dough using a pastry stamp with a radius of 0.4 inches
Answer:
If the radius of the pastry stamp Petra uses to stamp circles in the dough for the donuts is 4.25 inches, then the diameter is 2 * 4.25 = 8.5 inches. The area of each donut can be calculated using the formula for the area of a circle:
Area of a circle = π * radius^2
So, the area of each donut is:
π * (4.25)^2 = 56.75π square inches (rounded to two decimal places)
If the radius of the pastry stamp Petra uses to stamp out circles for the donut holes is 0.4 inches, then the diameter is 2 * 0.4 = 0.8 inches. The area of each donut hole can be calculated using the same formula:
Area of a circle = π * radius^2
So, the area of each donut hole is:
π * (0.4)^2 = 0.16π square inches (rounded to two decimal places)
Hope This Helps!
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EXAMPLES SHOWN ON IMAGE :)
All three questions have to be answered like shown examples of similar problems (with the work as well) , if you could write it out it and answer the questions with a image would be even better!! there is 3 questions
question 4)
2x^5+4x^3-6x^2-12
question 5)
3x^7-8x^6-9x^5+24x^4
question 6)
-5x^3+10x^2-3x+6
Therefore, the factored form of the expression [tex]-5x^3+10x^2-3x+6 is -(5x^2+3)(x-2).[/tex]
What is factor?In mathematics, a factor refers to a number or an algebraic expression that is multiplied by another number or expression.
For example, in the expression 6 x 8 = 48, 6 and 8 are factors of 48 because they are both multiplied together to get the product 48. Similarly, in the algebraic expression 3x(x+2), 3x and (x+2) are both factors of the expression.
by the question.
Question 4:
To factor the expression. [tex]2x^5+4x^3-6x^2-12[/tex], we can first take out a common factor of 2 from all the terms:
[tex]2(x^5+2x^3-3x^2-6)[/tex]
Next, we can factor the expression in the parentheses by grouping the first two terms and the last two terms:
[tex]2(x^5+2x^3-3x^2-6) = 2(x^5-3x^2) + 2(2x^3-6)[/tex]
[tex]= 2x^2(x^3-3) + 4(x^3-3)= (2x^2+4)(x^3-3)[/tex]
Therefore, the factored form of the expression[tex]2x^5+4x^3-6x^2-12 is (2x^2+4)(x^3-3).[/tex]
Question 5:
To factor the expression [tex]3x^7-8x^6-9x^5+24x^4[/tex], we can first take out a common factor of [tex]3x^4[/tex] from all the terms:
[tex]3x^4(x^3-8x^2-3x+8)[/tex]
Next, we can factor the expression in the parentheses by grouping the first two terms and the last two terms:
[tex]3x^4(x^3-8x^2-3x+8) = 3x^4(x^2(x-8)-1(x-8))= 3x^4(x-1)(x-8)(x^2+1)[/tex]
Therefore, the factored form of the expression[tex]3x^7-8x^6-9x^5+24x^4 is 3x^4(x-1)(x-8)(x^2+1).[/tex]
Question 6:
To factor the expression. [tex]-5x^3+10x^2-3x+6[/tex], we can first take out a common factor of -1 from all the terms:
[tex]-1(5x^3-10x^2+3x-6)[/tex]
Next, we can factor the expression in the parentheses by grouping the first two terms and the last two terms:
[tex]-1(5x^3-10x^2+3x-6) = -1(5x^2(x-2)+3(x-2))= -(5x^2+3)(x-2)[/tex]
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34 miles
30 mph
How much time will it
take for these two
vehicles to meet?
55 mph
[?] hours
Answer:
0.4 hours
Step-by-step explanation:
or 24 minutes :D
Two cyclists , A and B , are going on a bike ride and are meeting at an orchard . They left home at the same time . Functions A and B give their distance from the orchard , in miles , after riding for x hours . The functions are defined by these equations
According to the given information, the cyclists will meet after x hours of riding, and the distance from the orchard where they meet is given by either A(x) or B(x)
What is speed?
Speed is defined as the distance traveled by an object in a given amount of time. Speed is a scalar quantity, meaning that it has magnitude but no direction.
Mathematically, speed is calculated as follows:
speed = distance/time
where "distance" is the distance traveled by the object, and "time" is the time it takes for the object to travel that distance.
Let's assume that the distance function for cyclist A is given by: A(x) = ax + b, where a and b are constants that depend on the cyclist's speed and initial distance from the orchard, respectively.
Similarly, let's assume that the distance function for cyclist B is given by: B(x) = cx + d, where c and d are constants that depend on the cyclist's speed and initial distance from the orchard, respectively.
Since both cyclists left home at the same time, we know that their initial distance from the orchard must be the same. Therefore, we can set b = d and rewrite the distance functions as:
A(x) = ax + b
B(x) = cx + b
The cyclists will meet when their distances from the orchard are equal, so we can set A(x) = B(x) and solve for x:
ax + b = cx + b
ax - cx = b - b
x(a-c) = 0
Since x cannot be zero (they are riding for some positive amount of time), we know that a - c must be zero, which means that their speeds are equal:
a - c = 0
a = c
Therefore, we know that the cyclists are traveling at the same speed. To find the meeting point, we can set A(x) = B(x) = D, where D is the distance from the orchard where they meet, and solve for x:
ax + b = Dx
cx + b = Dx
ax + b = cx + b
ax - cx = 0
x(a-c) = 0
Since a = c, we can simplify this equation to:
x = 0 or x = D/(a-c)
Since we know that x cannot be zero (they left home at the same time and met later), we can conclude that:
x = D/(a-c)
Therefore, the cyclists will meet after x hours of riding, where x is given by the above formula, and the distance from the orchard where they meet is given by either A(x) or B(x) (they are equal at the meeting point).
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Please help me with this math question!
An equation for the function graphed above is [tex]y = \frac{4(x - 1)}{(x + 1)(x - 4)}[/tex].
What is a vertical asymptote?In Mathematics and Geometry, the vertical asymptote of a function simply refers to the value of x (x-value) which makes its denominator equal to zero (0).
By critically observing the graph of this rational function shown above, we can logically deduce that its vertical asymptotes include the following;
x = -1 ⇒ x + 1 = 0.
x = 4 ⇒ x - 4 = 0.
In this context, an equation that represent its denominator is given by the following quadratic function:
Q(x) = (x + 1)(x - 4)
Assuming the leading coefficient of the function P(x) is represented by a;
P(x) = a(x - 1)
By evaluating and solving for the leading coefficient "a" in this function, we have;
f(x) = P(x)/Q(x)
f(x) = a(x - 1)/[(x + 1)(x - 4)]
f(0) = a(0 - 1)/[(0 + 1)(0 - 4)]
f(0) = -a/[(1)(-4)]
f(0) = a/4
Since the y-intercept of this graph is located at (0, 1), the value of the leading coefficient (a) can be calculated as follows;
1 = a/4
1 = a/4
a = 4 × 1
a = 4
By substituting the value of the leading coefficient (a) into the function, we have the following;
f(x) = P(x)/Q(x)
f(x) = y = 4(x - 1)/[(x + 1)(x - 4)]
[tex]f(x) = y = \frac{4(x - 1)}{(x + 1)(x - 4)}[/tex]
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Find the missing length indicated
The value of the missing length indicated is 128 units.
What are similar triangles?Two or more triangles are said to be similar when on comparing their properties, they have some common relations. But similarity is not congruency.
Let the missing length indicated be represented by x. So that comparing the triangles, we have;
21/ 77 = 48/ (48 + x)
21(48 + x) = 48*77
1008 + 21x = 3696
21x = 3696 - 1008
= 2688
x = 2688/ 21
= 128
x = 128
The missing length indicated is 128 units.
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The points H, I, J and K all lie on the same line segment, in that order, such that the ratio of
�
�
:
�
�
:
�
�
HI:IJ:JK is equal to
1
:
2
:
2.
1:2:2. If
�
�
=
45
,
HK=45, find
�
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.
HJ.
zorongo por federico garcia lorca
zorongo por federico garcia lorca
zorongo por federico garcia lorca
zorongo por federico garcia lorca
zorongo por federico garcia lorca
Mysles is getting new carpeting for is square bedroom. each side of the room measured 10.4 feet. what is the area of mysles bedroom
Answer:
108.16 sq ft
Step-by-step explanation:
We know it is a square bedroom, meaning all sides are equal. So then we do 10.4*10.4 or 10.4^2 and get 108.16 sq ft
a ship steamed 120nm south and 230 nm west. find the distance made good
The distance made good by the ship is approximately 259.5 nautical miles.
What is distance?
Distance is a measurement of how far apart two objects or points are, either numerically or rarely qualitatively. Distance can relate to a physical length in physics or to an estimate based on other factors in everyday language.
To find the distance made good, we need to calculate the total displacement of the ship. This can be found using the Pythagorean theorem, which states that the square of the hypotenuse of a right triangle is equal to the sum of the squares of the other two sides.
In this case, the 120 nm southward and 230 nm westward movements of the ship form the legs of a right triangle, and the hypotenuse represents the total displacement. Using the Pythagorean theorem, we get:
Total displacement = √((120²) + (230²)) nm
= √(14400 + 52900) nm
= √(67300) nm
≈ 259.5 nm
Therefore, the distance made good by the ship is approximately 259.5 nautical miles.
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