if f(x)=3x+5 and g(x)=-2x^2-5x+3,find (f+g)(x)

Answers

Answer 1

Answer: I think it’s -2x^2-2x+8

Step-by-step explanation:

You add them by combining like terms.


Related Questions

Help is appreciated :)

Answers

Answer:

60

Step-by-step explanation:

Please help fast pls
Need if

Answers

Answer:

Dustin Earns $14,000 in a year but in the question, we are given the salary of a month

Monthly salary of dustin:

14000 / 12 = $1,166 (approx)

Hence,

The actual monthly salary of Dustin is $1166, excluding the commissions

For a specific month, the salary of Dustin including the commissions is $2,400

Money earned in commissions:

Salary earned  - Actual monthly salary

2400 - 1166 = $1,234

We are given the sales of Dustin for that specific month = $ 18,000

Hence, Dustin Earned a commission of $1,234 for sales of $18,000

Commission rate of Dustin:

Commission Earned * 100 / Sales made

1234 * 100 / 18000

6.856 %

Therefore, the commission rate of Dustin is 6.856%

64x⁶-1
anyone asap please??​

Answers

[tex]\bold{Hello!}\\\bold{Your~Answer~Is~Below!}[/tex]

______________________________

[tex]\bold{Solution~Steps:}[/tex]

[tex]1.)~Rewrite: 64x^6-1~as~(8x^3)^2-1^2[/tex]

[tex]The~difference~of~squares~can~be~factored~using~the~rule:[/tex]

        [tex]a^2-b^2=(a-b)(a+b)[/tex]

       

       [tex]\bold{(8x^3-1)(8x^3+1)}[/tex]

[tex]2.)~Rewrite:~8x^3-1~as~(2x)^3-1^3[/tex]

[tex]The~difference~of~cubes~can~be~factored~using~the~rule:[/tex]

        [tex]a^3-b^3=(a-b)(a^2+ab+b^2)[/tex]

       [tex]\bold{(2x+1)(4x^2+2x+1}[/tex]

[tex]3.)~Rewrite:~8x^3+1~as~(2x)^3+1^3[/tex]

[tex]The~sum~of~cubes~can~be~factored~using~the~rule:[/tex]

       [tex]a^3+b^3=(a+b)(a^2-ab+b^2)[/tex]

       [tex]\bold{(2x+1)(4x^2-2x+1)}[/tex]

[tex]4.)~Rewrite~the~complete~factored~expression:[/tex]

[tex]The~following~polynomials~are~not~factored~since~they~do~not~have~any~rational~roots:[/tex]

        [tex](4x^2-2x+1),~(4x^2+2x+1)[/tex]

______________________________

[tex]\bold{Answers:}[/tex]

[tex]Factored~Form:~\bold{(2x-1)(4x^2-2x+1)(2x+1)(4x^2+2x+1)}[/tex][tex]Evaluated~Form:~\bold{(4x^2-1)((4x^2+1)^2-4x^2)}[/tex]

______________________________

[tex]\bold{Hope~this~helps,}\\\bold{And~best~of~luck!}\\\\\bold{~~~-TotallyNotTrillex}[/tex]

5n - 3 = 6
???????????

Answers

Answer:

n=9/5, 1.8, or 1 4/5

Step-by-step explanation:

Answer:

oml

Step-by-step explanation: [tex]n[/tex]=9/5

i think ';-;

WILL MARK AS BRAINLEST
Prove that in a triangle an exterior angle is equal to the sum of the two interior angles not adjacent to it.

Answers

Answer:

Brainlest two angle adjacent will mark

Is this a Function or NOn function

Answers

Answer: function

Step-by-step explanation: Here were given a relation in

the form of a graph and we're asked if it represents a function.

In this situation, we would use what is called the vertical line test.

In other words, if we can draw a vertical line that passes through more

than one point on the graph, then the relation is not a function.

In this problem, there is no way to draw a vertical

line that passes through more than one point on a graph.

Therefore, this relation must be a function.

what's the pattern of 160,80,40,20,10​

Answers

The pattern is that each number is decreasing by half
The pattern halves the numbers each time example 100, 50, 25

7/8 divided by 3 1/4

Answers

Answer:

7/26

Step-by-step explanation:

7/8 ÷ 13/4

7/8 * 4/13

7/2 * 1/13

=7/26

- If f(x) = 2(1 — 4x) – 5(3x – 10), what is the value of f(-3)? y = -117 H. V = 121 y = 21​

Answers

Answer:

121

Step-by-step explanation:

f(-3)=2[1-4(-3)]-5[3(-3)-10]

or,f(-3)=2*13-5*(-19)

or,f(-3)=26+95

f(-3)=121

1. Simplify by using the Distributive Property.
4(4f - 29)

Answers

Answer:
4(4f-29)
(4 times 4 is 16 and you bring down the f)
(4 times 29 is 116)

16f-116

Answer:

[tex]\huge\boxed{\boxed{\bf{16f-116}}}[/tex]

Step-by-step explanation:

Hello.

Do you remember what the Distributive Property states? If you don't, please don't worry :)

The Distributive Property states that

[tex]\huge\boxed{a(b+c)=ab+ac}[/tex]

Now, let's simplify our expression ;)

4(4f-29)

4 times 4f and 4 times -29:

4×4f=16f

16f- (4×(-29)

16f-116

And we're done!

I hope it helps & have an outstanding day!  

~ST2710 :)

Find the equation of the line with slope 2/5 and y-intercept (0,−2).

Answers

Answer:

[tex]\boxed {\tt y=\frac{2}{5}x-2}[/tex]

Step-by-step explanation:

If the slope and y-intercept is known, the equation of a line can be written using slope-intercept form.

[tex]y=mx+b[/tex]

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

We know that the slope is 2/5.

The y-intercept is (0,-2). For this form, we only need the y-coordinate, which is -2 in this case. Therefore, we can say the y-intercept is -2.

[tex]m=2/5 \\b= -2 \\[/tex]

Substitute the values into the formula.

[tex]y=2/5x+ (-2)[/tex]

[tex]y=2/5x-2[/tex]

The equation of the line is y=2/5x-2

Solve for t.
-t = 9(t-10)
pls help

Answers

Step-by-step explanation:

-t = 9(t-10)

-t = 9t - 90

90 = 9t + t

90 = 10t

90 ÷ 10 = t

9 = t

A human resource company performs employment screening for large companies in southern California.​ Recently, the company began working with a new client and formulated a new test just for this company. Thirty people were given the test. The data below reflect the scores of those 30 people. The human resource company has in the past issued a rejection letter with no interview to the lower​ 16% taking the test. They also send the upper​ 2.5% directly to the company without an interview. Everyone else is interviewed. Based on the data and assuming a​ bell-shaped distribution, what scores should be used for the two​ cutoffs?
79 79 7151 65 71 65 90 60 62 78 76 88 69 65
91 72 56 61 83 61 78 68 66 52 79 88 74 71 69
A score of ________should be used as the cutoff for the lower 16% and a score of________ (Round to the nearest integer as needed.)

Answers

Answer:

A score of 61 should be used as the cutoff for the lower 16% and a score of 92 should be used as the cutoff for the upper 2.5%.

Step-by-step explanation:

The data set for the scores of the 30 people are:

S = {79, 79, 71, 51, 65, 71, 65, 90, 60, 62, 78, 76, 88, 69, 65, 91, 72, 56, 61, 83, 61, 78, 68, 66, 52, 79, 88, 74, 71, 69}

Compute the mean and standard deviation:

[tex]\mu=\frac{1}{n}\sum X=\frac{1}{30}\times 2138=71.27\\\\\sigma=\sqrt{\frac{1}{n-1}\sum (X-\mu)^{2}}=\sqrt{\frac{1}{30-1}\times 3343.8667}=10.74[/tex]

It is provided that in the past the company issued a rejection letter with no interview to the lower​ 16% taking the test.

That is the probability of no interview is, P (X > x) = 0.16.

That is, P (Z > z) = 0.16.

The z-score corresponding to this probability is, -1.

Compute the value of x as follows:

[tex]z=\frac{x-\mu}{\sigma}\\\\x=\mu+z\cdot \sigma\\\\=71.27+(-1\times 10.74)\\\\=60.53\\\\\approx 61[/tex]

It is also provided that the upper​ 2.5% directly to the company without an interview.

That is the probability of no interview is, P (X < x) = 0.025.

That is, P (Z < z) = 0.025.

The z-score corresponding to this probability is, 1.96.

Compute the value of x as follows:

[tex]z=\frac{x-\mu}{\sigma}\\\\x=\mu+z\cdot \sigma\\\\=71.27+(1.96\times 10.74)\\\\=92.3204\\\\\approx 92[/tex]

Thus, the complete sentence is:

A score of 61 should be used as the cutoff for the lower 16% and a score of 92 should be used as the cutoff for the upper 2.5%.

Write a linear equation of the line that passes through (6, -1) and is parallel y
= 2x - 1
O y = -1/2 x + 2
O y = 2x - 2
O y = 2x - 13
O y = 2x - 11

Answers

Answer
The answer is A, y=-1/2x +2

Simplify 13√5 +3√5
√21

√26

16√5

16√10

Answers

Answer:

16√5

Step-by-step explanation:

[tex]13 \sqrt{5} + 3 \sqrt{5} \\ \\ = (13 + 3) \sqrt{5} \\ \\ = 16 \sqrt{5} [/tex]

Help me please ASAP !! I will mark brainliest

Answers

it is SAS i'm pretty sure

Write the equation in standard form. y - 2 = -2(x - 9)

Answers

I believe that the answer is y=-2x +20. please correct me if I am wrong.

She uses 18 square inches of paper for each card How many square feet of paper does she need to make 150 cards​

Answers

Answer:

225

Step-by-step explanation:

Well, we already know how many square inches each card is. 18. All we need to do is multiply that number by 150 because we need to make 150 cards. So:

18 x 150 = 2,700inches.

Now all we need to do is divide the number of inches by the amount each foot is. Each foot is 12 inches. So:

2,700 ÷ 12 = 225.

225 is your answer.

Hope this helps and have a nice day!

three workers produce 1500 cans in 4 days. how many days can four workers produce 4000 cans?

Answers

Answer:

8 days

Step-by-step explanation:

Josh chicken soup recipe calls for 2 1/2 L of chicken stock Josh makes 3 1/4 times the recipe How mush chicken stock does he have to use to make the soup? Express your awnser as a mixed number in the simplest form

Answers

Answer:

8 1/8

Step-by-step explanation:

Multiple the first number by the second

Answer:

4 1/8

Step-by-step explanation:

dvdsfdsfdgfdsfdsfdsfdfdfdf a ss

How do you simplify the expression (s+t)3

Answers

Answer:

3s + 3t

Step-by-step explanation:

To simplify this expression, all you need to do is distribute the 3, which means you basically multiply whatever is in the parentheses by 3:

(s + t) * 3 =

3s + 3t

And that is the simplified form for this expression.

Hope this helps :)

Write the slope-intercept form of the equation of the line
2x + 3y = 18

Answers

Answer:

y=-2/3x+18

Step-by-step explanation:

Slope intercept form equals y=mx+b

Step 1 move 2x to the other side.  3y=-2x+18

Step 2 divide by 3.   y=-2/3x+18

Solve: 2x-10/4 =3x
Ox= -10
Ox= -1
Ox= 2
Ox=11

Answers

Answer:

[tex] \huge \boxed{x = - 1}[/tex]

Step-by-step explanation:

[tex] \frac{2x - 10}{4} = 3x \\ [/tex]

Multiply through by 4 to eliminate the fraction

That's

[tex]4 \times \frac{2x - 10}{4} = 4(3x) \\ 2x - 10 = 12x[/tex]

Subtract 12x from both sides of the equation

[tex]2x - 12x - 10 = 0 \\ - 10x - 10 = 0 \\ - 10x = 10[/tex]

Divide both sides by - 10

[tex] \frac{ - 10x}{ - 10} = \frac{10}{ - 10} \\ [/tex]

We have the final answer as

x = - 1

Hope this helps you

Please
Help fast I have 25 mins left

Answers

Answer:

Step-by-step explanation:

sales earning commission=130,000-21000=109,000

sales commission=5800-900=4900

rate of commission=4900/109,000 ×100=490/109 %

≈4.495

≈4.50%

answer it pls and explain too​

Answers

Answer:

  y-intercept: (0, 5); slope: 1/4

Step-by-step explanation:

The slope (m) is found from ...

  m = (y2 -y1)/(x2 -x1)

Using the first two points in the table, this is ...

  m = (8 -6)/(12 -4) = 2/8 = 1/4 . . . . . eliminates choices A and C

__

Then, the point-slope form of the equation of the line can be written as ...

  y -y1 = m(x -x1)

  y -6 = (1/4)(x -4) . . . fill in known values

  y = 1/4x -1 +6 . . . . . add 6

  y = 1/4x +5

Then the value of y when x=0 is ...

  y = 0 +5 = 5

So, the y-intercept is (0, 5) and the slope is 1/4, matching the last choice.

(x +8)(x + 11) = 0
Pls help I’m dumb and don’t know this ...

Answers

Answer:

Step-by-step explanation:

x= -8,-11

Answer:

-8, -11

Step-by-step explanation:

Go to the M-a-t-h-w-a-y website

PLEASE HELP WHOEVER ANSWERS GETS BRAINLIEST BUT PLS HELPPPP

Answers

Answer:

yesnt

Step-by-step explanation:

7th grade math help me plzzz

Answers

Answer:

A: -5 and B is -14

Step-by-step explanation:

Answer:

-5 and -14

Step-by-step explanation:

-5 and -14 you can also look at calculator

Some the equation 4y-6x=12 for y.

Answers

Answer:

y = 3 + 1.5x

Step-by-step explanation:

4y = 12 + 6x

Solving for variable 'y'.

Move all terms containing y to the left, all other terms to the right.

Divide each side by '4'.

y = 3 + 1.5x

Simplifying

y = 3 + 1.5x

Answer:

y = 3/2x + 3

Step-by-step explanation:

Given :

4y - 6x = 12

To Do :-

To solve out for y .

Solution :-

The given equation is ,

⇒ 4y - 6x = 12

⇒ 4y = 6x + 12

⇒ y = ( 6x + 12 )/4

y = 3/2x + 3

you have $8.00 to make copies. each copy costs $0.40. write and solve an inequality that represents the number of copies you can make?

Answers

Answer:

0.40x[tex]\leq \\[/tex]8

The inequality that represents the number of copies you can make is x ≤ 20. This means you can make a maximum of 20 copies with your $8.00 budget.

To determine the number of copies you can make with a given budget, you need to write and solve an inequality using the cost per copy and your available funds.

1. Let's denote the number of copies as "x".

2. The cost of each copy is $0.40.

3. The total cost of the copies can be calculated by multiplying the number of copies by the cost per copy, which gives us 0.40x.

4. You have $8.00 available for copying.

5. To represent the inequality, we compare the total cost of the copies (0.40x) to the available funds ($8.00).

6. Since you want to ensure that the cost of the copies does not exceed your budget, the inequality is: 0.40x ≤ 8.00

To solve the inequality and find the maximum number of copies you can make, divide both sides of the inequality by 0.40:

= (0.40x) / 0.40 ≤ (8.00) / 0.40

= x ≤ 20

Learn more about Inequality here:

https://brainly.com/question/30238989

#SPJ2

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