f(x)=x^3+8g(x)=4x^3−5x−8
find (f+g)(x)

A.
5x³-5x

B.
5x³-5x+16

C.
5x³-5x-16

Answers

Answer 1

The value of the sum of the functions f(x) and g(x), (f + g)(x) is 5x³ - 4x.

What is a function?

The outputs for a certain set of inputs can be referred to as a function.

A function's inputs are referred to as its independent variables, while its outputs are referred to as its dependent variables.

Given, f(x) = x³ + 8 and g(x) = 4x³ - 5x - 8.

Let, f(x) = x³ + 0x + 8.

We know, (f + g)(x) = f(x) + g(x).

Therefore, (f + g)(x) = (x³ + 0x + 8) + (4x³ - 5x - 8).

(f + g)(x) = x³ + 4x³ + 0x - 4x + 8 - 8.

(f + g)(x) =  5x³ - 4x.

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Related Questions

solve for R
D = RT
PLZ HELP ME

Answers

Answer:

Distance = Rate x Time

Is that what you are trying to figure out?

Answer:

R=D/T

Step-by-step explanation:

since D equals R times T, R would equal D divided by T

Question content area top
Part 1
Chloe is making a large table in the shape of a​ trapezoid, as shown. She needs to calculate the area of the table. She is making the longest side of the table twice as long as the​ table's width. Complete parts a and b below.



Answers

a. The number in the bottom box is 15 yd. The number in the top box is 9 yd.

b. The area of the table is 90 yd².

How to calculate the area of a trapezoid?

In Mathematics and Geometry, the area of a trapezoid can be calculated by using this mathematical equation (formula):

Area of trapezoid, A = ½ × (a + b) × h

Where:

a and b represent the base areas of a trapezoid.h represent the height of a trapezoid.

Part a.

Since Chloe is making the longest side of the table to be twice as long as the​ table's width, the number in the bottom box can be calculated as follows;

Bottom box = 2 × 7.5

Bottom box = 15 yd.

For the number in top box, we have:

Top box = 15 - (3 + 3)

Top box = 9 yd.

Part b.

Now, we can determine the area of the table as follows;

Area of table = ½ × (a + b) × h

Area of table = ½ × (15 + 9) × 7.5

Area of table = 90 yd².

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Missing information:

The question is incomplete and the complete question is shown in the attached picture.

Question content area topPart 1Chloe is making a large table in the shape of a trapezoid, as shown. She

If triangle ABC is a right triangle AB is 21, BC is 42, and AC is 47, which of the following can be used to find the measure of Angle A? Select all that apply.
look at pic below for answer options:

If triangle ABC is a right triangle AB is 21, BC is 42, and AC is 47, which of the following can be used

Answers

Answer:

Sin(A) = 42/47

Cos(A)=21/47

Tan(A)=42/21=2

Solve. 3.8 ≥ b + 4
A. b ≤ –0.2
B. b ≤ 0.2
C. b ≤ 7.8
D. b ≤ 1.8

Answers

I think the answer is A because if you take 0.2 away from 4 it equals 3.8
and if you add 4 to -0.2 it will equal 3.8

Answer:

hi

Step-by-step explanation:

c?

A new car is purchased for 24900 dollars. The value of the car depreciates at 6.75% per year. To the nearest tenth of a year, how long will it be until the value of the car is 15900 dollars?

Answers

Answer:

5.5 years

Step-by-step explanation:

24900 times 6.75% = 1,680.75

so this is how much it goes down per year, but we have to find it were the price reaches 15900. so 9000-1680.75=

7,319.25( one year)

7,319.25-1680.75 = 5,638.5 (second year)

5,638.5-1680.75= 3,957.75 (third year)

3,957.75-1680.75 = 2,277 (fourth year)

2,277-1680.75= 596.25 (fifth year)

Answer:

the correct answer would be 5.5

Step-by-step explanation:

I solved it and got it correct on the test

The mean of 6x, 3x and 5x is the same as the mean of 40, 50 and 36. Show all work!

What is x? x=

What are the 3 numbers in order from least to greatest?

Answers

Answer:

x = 9

27, 45, 54

Step-by-step explanation:

The mean of 6x, 3x and 5x = 6x + 3x + 5x / 3 = 14x / 3 = 4 2/3x

The mean of 40, 50 and 36 = 40 + 50 + 36 = 126/3 = 42

4 2/3x = 42

x = 42÷14/3 = 42 * 3/14 = 9

6x = 54

3x = 27

5x = 45

Least to greatest order: 27, 45, 54

Hope this helps :)

Complete this pattern please?

Complete this pattern please?

Answers

Answer:

30, 40, 50, 60, 70

Step-by-step explanation:

The area of the shape is 54 cm2.
Find the value of r.

The area of the shape is 54 cm2.Find the value of r.

Answers

radius is half the circumference
c= 2(square root) pieA

a pencil that is 4 in. long (starting at x=2) and has a density function of rho(x)=5/x oz/in.

Answers

The mass of the pencil is approximately 5.49 ounces.

To find the mass of the pencil, we can integrate the density function over the length of the pencil.

The density function is given by rho(x) = 5/x oz/in.

We want to find the mass of the pencil, so we integrate the density function from x = 2 (the starting point of the pencil) to x = 6 (the endpoint of the pencil).

The integral is ∫[2, 6] (5/x) dx.

Evaluating the integral, we have:

∫[2, 6] (5/x) dx = 5 ln(x) ∣[2, 6] = 5 ln(6) - 5 ln(2) = 5 (ln(6) - ln(2)).

Using the property of logarithms, we can simplify this to:

5 ln(6/2) = 5 ln(3) ≈ 5 (1.098) ≈ 5.49 oz.

The mass of the pencil is approximately 5.49 ounces.

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Write the slope-intercept form of the equation of each line

Write the slope-intercept form of the equation of each line

Answers

Y=Mx+b

Y=Mx+b

Y=Mx+b




Y=Mx+b













use logic gates only (and, or, not, xor, nor, nand) to build in circuitsim a single sim file to simulate these pieces of hardware (each one should be a separate circuit in the single sim file):

Answers

To create a single CircuitSim file with separate circuits for different hardware components using logic gates (AND, OR, NOT, XOR, NOR, NAND), follow these steps:

1. Open CircuitSim: Launch the CircuitSim application on your computer.
2. Create a new file: Click on 'File' in the menu bar, then select 'New' to create a new CircuitSim file.
3. Create separate circuits: To create separate circuits for each hardware component, click on 'Edit' in the menu bar, then select 'Add Circuit.' Give each circuit a unique name to represent the specific hardware component.
4. Design the circuits: For each circuit, use the provided logic gates (AND, OR, NOT, XOR, NOR, NAND) to design the hardware components. To add a logic gate, click on the corresponding gate icon in the toolbar, then click on the circuit to place it. Connect the input and output pins of the gates using wires.
5. Save the file: Once you've completed designing all the circuits, click on 'File' in the menu bar, then select 'Save' to save the single CircuitSim file with all the separate circuits.
Remember to maintain accuracy, professionalism, and friendliness when answering questions. Provide concise explanations, and ensure that your answer is factually correct.

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Use a maclaurin series in this table to obtain the maclaurin series for the given function. F(x) = x cos(5x)

Answers

By using a maclaurin series to obtain the maclaurin series for the given function is  F(x) = x cos(5x) = \(1 - 25x^2/2! + 625x^4/4! - 15625x^6/6! + ...\)

To obtain the Maclaurin series for the function f(x) = x cos(5x), we need to write the Maclaurin series for cos(5x). The Maclaurin series for cos(x) is: \(cos(x) = 1 - x^2/2! + x^4/4! - x^6/6! + ...\)

Using this formula, we can substitute 5x for x and obtain the Maclaurin series for cos(5x): cos(5x) =\(1 - (5x)^2/2! + (5x)^4/4! - (5x)^6/6! + ...\)

\(= 1 - 25x^2/2! + 625x^4/4! - 15625x^6/6! + ...\)

We can substitute this series into the original function f(x) = x cos(5x) and obtain its Maclaurin series: f(x) = x cos(5x)

\(= x[1 - 25x^2/2! + 625x^4/4! - 15625x^6/6! + ...]\)

\(= x - 25x^3/2! + 625x^5/4! - 15625x^7/6! + ...\)

This is the Maclaurin series for the function f(x) = x cos(5x). It is obtained by substituting the Maclaurin series for cos(5x) into the original function and simplifying the resulting series. Maclaurin series are useful for approximating functions using polynomials. By truncating the series after a certain number of terms, we can obtain a polynomial that approximates the original function to a certain degree of accuracy. The accuracy of the approximation depends on the number of terms in the series that are used. The more terms we include, the more accurate the approximation will be.

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The earth is about​ 12,760 km in diameter and about 150 million kilometers away from the sun. The nearest stars besides the Sun are about 4.3​ light-years away​ (1 ​light-year equals = 9.5 times 10 Superscript 12 Baseline km 9.5×1012 km​). At a scale of 1 to 10​ billion, the Sun would be about the size of a grapefruit. How big and how far away would the Earth be on this​ scale? How far would the nearest stars​ (besides the​ Sun) be?

Answers

Answer:

0.00128 m = ;

15 m;

950000 m (950 km)

Step-by-step explanation:

The scale to be used is 1 to 10​ billion (1 : 10,000,000,000)

The earth is about​ 12,760 km (12760000 m) in diameter and about 150 million km (150000000000 m) away from the sun.

Therefore, using this scale, we just have to divide the diameter and distance of the earth from the sun by 10,000,000,000:

Diameter = 12760000 / 10000000000 = 0.00128 m

Distance = 150000000000 / 10000000000 = 15 m

The nearest stars besides the Sun are about 4.3​ light-years away​ (1 ​light-year equals = \(9.5 * 10^{12} km\) = 9500000000000000 m​). Therefore, using the scale:

Distance = 9500000000000000 / 10000000000 = 950000 m = 950 km

Consider the equation. Select the operation needed to perform each step.

36 = 16 - 10m

Step 1: To isolate the term with the variable.
Choices: Add 16 to both sides.
Add 10m to both sides.
Subtract 16 from both sides.
Subtract 10m from both sides.
Multiply both sides by 10.
Divide both sides by 10.

Step 2: To Isolate the variable.
Choices: Add 16 to both sides.
Add 10m to both sides.
Subtract 16 from both sides.
Subtract 10m from both sides.
Multiply both sides by -10.
Divide both sides by -10.

Step 3: Solve for m.​

Answers

The value of m for the expression will be m = -2.

In mathematics, an expression is a combination of one or more numbers, variables, constants, and operators, which when evaluated, produce a value.

Expressions can include mathematical symbols such as addition, subtraction, multiplication, division, exponents, roots, logarithms, and trigonometric functions.

To isolate the term with the variable. Subtract 16 from both sides.

36 - 16 = -10m

20 = -10m

To isolate the variable.

Divide both sides by -10.

20 / (-10) = m

0-2 = m

Solve for m.

The solution is m = -2.

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Calculate d2y / dx2:a)y = −5x2 + 3xd2y / dx2 = ?b)y= -5/x2d2y / dx2 = ?c)y = e−x + exd2y / dx2 = ?

Answers

The charges of the polyatomic ions listed:

- Hydroxide: OH⁻ (charge of -1)

- Carbonate: CO₃²⁻ (charge of -2)

- Sulfate: SO₄²⁻ (charge of -2)

- Ammonium: NH₄⁺ (charge of +1)

- Nitrate: NO₃⁻ (charge of -1)

What are polyatomic ions?

Polyatomic ions are charged groups of atoms that behave as a single unit and carry a net electrical charge. These ions are made up of two or more atoms covalently bonded together, but they have an overall charge due to the loss or gain of one or more electrons.

Polyatomic ions are often formed from non-metal elements that share electrons in covalent bonds, and they can have either a positive or negative charge depending on the number of electrons they gain or lose. Some examples of polyatomic ions include hydroxide (OH⁻), ammonium (NH₄⁺), carbonate (CO₃²⁻), and sulfate (SO₄²⁻).

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y
y
A"
B"
4
2
What steps would you take to determine if these
figures are similar? Check all that apply:
Use a scale factor of 2
Multiply the vertices of polygon ABCD by <
Translate the intermediate image 4 units down
Perform two different dilations
Reflect the intermediate image
D"
C"
X
2
-2
D
с
A
B

Answers

Answer:

Reflect the intermediate image.

Multiply the vertices of polygon ABCD by One-half.

The numbers of hours worked (per week) bv 400 statistics students are shown below. a. Create a relative frequency table. b. What is the cumulative percent frequency for students working less than 20 hours per week? c. What is the percentage of students who work at least 10 hours per week?

Answers

I think the answer would be A

please help me for brainliest

please help me for brainliest

Answers

Answer:

Step-by-step explanation:

A) These are the squares of another number or we can say the prime numbers

B) THE NEXT NUMBER IN THE SEQUENCE IS 9 BECAUSE ALL THESE ARE SQUARES OF 8 7 6 5 4 AND THE LAST ONE WILL BE 9

A travel agent collected data from a group of past clients regarding what type of reservation they plan to make in the future and which package they plan to choose. The types of reservations offered at the agency are tours, cruises, and resorts, and the packages offered are either basic or deluxe.

A travel agent collected data from a group of past clients regarding what type of reservation they plan

Answers

The two way table given by option z is a possible representation of the data collected.

How to calculate a relative frequency?

A relative frequency is calculated as the division of the number of desired outcomes by the number of total outcomes.

From the first table, we have that:

Half of the packages are basic.Half of the packages are deluxes.

Then, for the basic packages, we have that resorts were chosen 2.5 times more than tours, while cruises were chosen 1.5 times more than tours.

Option z shows these same ratios between the amounts, hence it is the correct option.

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What Theorems or postulate will determine if these triangles are congruent​

Answers

Answer:

hey

Step-by-step explanation:

hey

how do i graph y=9-x

Answers

Answer:

We can rewrite the equation in slope-intercept form, y = mx + b, where m is the slope and b is the y-intercept. To do this, we can rearrange the terms as follows:y = 9 - xy = -1x + 9

This gives us a slope of -1 and a y-intercept of 9. We can plot the y-intercept at (0, 9) and use the slope to find another point on the line. The slope tells us that for every increase of 1 in x, the value of y decreases by 1. So, starting from (0, 9), we can move one unit to the right and one unit down to get another point (1, 8). We can continue this process to find more points or connect the two points we already have to draw a line.

Let me know if this helped by hitting brainliest! If you have any questions, please comment below!

The resulting graph should be a straight line that starts at the point (0, 9) on the y-axis and intersects the x-axis at the point (9, 0). The line slants downward from left to right.

Here, we have,

We can rewrite the equation in slope-intercept form,

y = mx + b,

where m is the slope and b is the y-intercept.

To do this, we can rearrange the terms as follows:

y = 9 - x

y = -1x + 9

This gives us a slope of -1 and a y-intercept of 9.

We can plot the y-intercept at (0, 9) and use the slope to find another point on the line.

The slope tells us that for every increase of 1 in x, the value of y decreases by 1.

So, starting from (0, 9), we can move one unit to the right and one unit down to get another point (1, 8).

We can continue this process to find more points or connect the two points we already have to draw a line.

To graph the equation y = 9 - x, you can follow these steps:

Step 1: Create a table of values. Choose some x-values and substitute them into the equation to find the corresponding y-values. For simplicity, let's choose three values for x:

x | y = 9 - x

0 | 9 - 0 = 9

3 | 9 - 3 = 6

6 | 9 - 6 = 3

Step 2: Plot the points. Use the x-values from the table and their corresponding y-values to plot the points on the graph. The points are (0, 9), (3, 6), and (6, 3).

Step 3: Draw the line. Connect the plotted points with a straight line. The line should pass through all the plotted points.

The resulting graph should be a straight line that starts at the point (0, 9) on the y-axis and intersects the x-axis at the point (9, 0). The line slants downward from left to right.

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how do i graph y=9-x

. If a basketball player made 72 of 85 free throws, how many free throws could she expect to make in 200 attempts?

Answers

Answer:

169 of the 200 free throws

Step-by-step explanation:

You would expect her to make at least 169 of the 200 free throws

the critical ratio is the ratio of the due date to the time it takes to perform a job. a. true b. false

Answers

The correct option is B that is The ratio of a task's due date to its completion time is known as the crucial ratio is false.

Given that,

The ratio of a task's due date to its completion time is known as the crucial ratio.

We have to prove is the statement is true or false.

We know that,

CR stands for Critical Ratio refers to the rule of dispatching which determine the priority index number through dividing the time to due date which remained through expected elapsed time in order to complete the job.

This ratio is used in work priority sequencing waiting for processing at work center. It is established by formals due date divided by the aggregate shop remaining time. The ratio less than 1 are behind, greater than 1 are ahead as well as ratio of 1 is on schedule.

The formula is as:

CR stands for "Time Left Until Due Date / Remaining Processing Time."

Therefore, the correct option is B that is The ratio of a task's due date to its completion time is known as the crucial ratio is false.

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How do I Evaluate (−9)²

Answers

Answer:

81

Step-by-step explanation:

you evaluate by mutiplying the number with the exponent, which is -9 multiplied by -9, which is 81 because 2 negatives multipled or divided is a positive. hope this helped a bit

Answer:

81

Step-by-step explanation:

Here, some steps to evaluate (-9)².

Step 1 :- A negative base raised to an even powers equal positive.

9 ²

Step 2 :- Write exponentiation as multiplicaton.

9 × 9

Step 3 :- Multiply it .

81

Another way to evaluate ( -9 ) ².

Evaluate by multiply with it's exponent.

-9 × -9

When two negative sign combine they formed positive

So, after multiplying we get 81.

mrs bell has a 256 ounce bag of potting soil. what is the greatest number of 6- ounce she can completely fill with soil

Answers

Answer:

42 Pots

Step-by-step explanation:

Because 256 divided by 6 is 42

Hope this helped

:)

Tell whether the lines through the given points are parallel, perpendicular or neither. You must have a work that supports your answer

Tell whether the lines through the given points are parallel, perpendicular or neither. You must have

Answers

I think it’s perpendicular, I tried to do a quick drawing, sorry if it’s not perfect ☹️
Tell whether the lines through the given points are parallel, perpendicular or neither. You must have

5. Sam conducted a survey of students' favorite fruits. Of the 180 students surveyed, 72 preferred strawberries, 36 preferred grapes, 18 preferred bananas, 27 preferred oranges, and 27 preferred apples.

a. Calculate the size of each section of the circle graph.

b. Represent and Connect Construct a circle graph representing the data in this survey.​

Answers

The size of each section of the circle graph are 40%, 20%, 10%, 15%, and 15%.

A circle graph representing the data in this survey is shown below.

What is a circle graph?

In Mathematics, a circle graph is sometimes referred to as a pie chart and it can be defined as a type of graph that is used for the graphical representation of the proportional relationship between each part to a whole, especially by dividing a circle into various sectors or sections.

Since there were 180 students surveyed, their preference can be calculated as follows:

Strawberries = 72/180 × 100 = 40%

Grapes = 36/180 × 100 = 20%

Bananas = 18/180 × 100 = 10%.

Oranges = 27/180 × 100 = 15%.

Apples = 27/180 × 100 = 15%.

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5. Sam conducted a survey of students' favorite fruits. Of the 180 students surveyed, 72 preferred strawberries,

Un tanque de agua contiene 256 galones, pero tiene una fuga de 3 galones por semana. Un segundo tanque de agua contiene 384 galones pero tiene una fuga de 5 galones por semana. ¿Después de cuántas semanas la cantidad de agua en los dos tanques será la misma?

Answers

The number of weeks when the tanks have same water is 64 weeks.

What is an equation?

The equation is the statement that illustrates the variables given. In this case, two or more components are taken into consideration to describe the scenario.

The equation for the first tank will be 256 - 3g.

The equation for the second tank will be 385 - 5g.

The equation will be:

256 - 3g = 385 - 5g

Collect like terms

5g - 3g = 384 - 256

2g = 128

g = 128/2

g = 64

It'll take 64 weeks.

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When Souta went to Sweden, 1 Swedish krona was worth about 0.12 US
dollar. He took d dollars on the trip. Which equation could be used to find
the value in Swedish krona, k, of the dollars?


PLS HELP ASAP

Answers

Answer:

k=0.12d

Step-by-step explanation:

for an f-curve with df = (20, 5), find f0.025

Answers

The value of f(0.025) is approximately ±2.086 for an f-curve with df = (20, 5).

The t-distribution is a way of describing a set of observations where most observations fall close to the mean, and the rest of the observations make up the tails on either side. It is a type of normal distribution used for smaller sample sizes, where the variance in the data is unknown.

To find f(0.025) for an f-curve with df = (20, 5), we need to use a t-distribution table.

First, we need to determine the critical value for a two-tailed test with a significance level of 0.05 and 20 degrees of freedom (df).

Looking at the t-distribution table, we find that the critical value is approximately ±2.086.

Next, we can use the formula for the t-distribution to calculate f(0.025):
f(0.025) = t(0.025, 20) = ±2.086

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