f(x) = 3x + 2
g(x) = 2x^2 - 4x
h(x) = x^2 - x + 7

Find f[g(5)]

A. 92
B. 2
C. 30
D. 242

Answers

Answer 1

Answer:

A

Step-by-step explanation:

Evaluate g(5), then use the value obtained to evaluate f(x) , that is

g(5) = 2(5)² - 4(5) = 2(25) - 20 = 50 - 20 = 30, then

f(30) = 3(30) + 2 = 90 + 2 = 92


Related Questions

Alicia bought two slices of pizza and a bottle of juice for $4.95. The juice was $1.65. How much is one slice of pizza?

Answers

Subtract the price of the juice from the total then divide the remaining amount by 2:

4.95 - 1.65 = 3.30

3.30 /2 = 1.65 per slice.

Write the expression as a power with the base of 3 and find its value in the table of cubes



27·243

Answer:

27 · 243 = 3

=

Answers

Answer:

3^8 and 6,561

Step-by-step explanation:

1) Calculate, 3 to the power of what is 27?

Make a table of all of 3's powers until 10. i.e. 3^1 = 3, 3^2 = 9 ......

You will find that 3^3 = 27 and 3^5 is 243

3) Use the formula x^m * x^n = x^m+n and substitue our value.

It should look like this: 3^3 * 3^5 = 3^3+5 = 3^8

4) Make a table as described in step 2  and calculate all of 3's powers up to 10. Look at your table and you will find that 3^8 is equal to 6,561

5) The expression written as a power is

3^8 and

the value: 6,561

Enjoy :)

Line AB is parallel to line CD. What is the measure of angle CFE?

A 45°
B. 55°
C. 125°
D. 180°

Answers

Answer: c

Step-by-step explanation:

A full circle is 360 degrees so half way would be 180 and since theyre parallel you know that you can use the 55 degrees up top to use in ur equation to find cfe

180-55=125

Can't be 45 because the angle on the other side is smaller than cfe and its 55 degrees and cfe has to be wider than 90 degrees because a right angle is 90 degrees and this angle noticeable goes past 90

Can't be 180 because the whole thing equals 180

Which expression is equivalent to 2(a+3) when a=3?
O 2(3)
05(3)
O 2(3)+3
O 2(3)+6

Answers

Answer:

The answer is 2(3)+6

Step-by-step explanation:

The perenthesis means multiplication so you would first do 2 times three which is 6 and then 6+6=12 and the first expresion is 2(a+3) a=3 to solve that you would do whats in the perenthesis 3+3 which equals 6 and then the 6 in the perenthesis means mulitplication. so then you would do 2 times 6 and get 12. so the 3rd one is the answer.

What is the equation of the line in point-slope form?
O y +4 = {(x+4)
O y-4 = 4(x + 4)
Oy-0 = 2(x-4)
Oy -4 = 2(x-0)

Answers

Answer: y + 4 = 1/2 (x + 4)

Find the midpoint of the line segment with the given endpoints (2,4), (1,-3)

Answers

Answer:

(7,0)

Step-by-step explanation:

Is π 100 rational or irrational

Answers

Answer:

it is irrational

Step-by-step explanation:

hope this helps

plz give brainliest

Answer:

Pi is an irrational number.

Step-by-step explanation:

It's a never ending number.

Write an expression for “the difference of a number and ten”

Answers

Answer:

X-10

Step-by-step explanation: i dont really know what ur asking tho

Answer:

x - 10

Step-by-step explanation:

a number is used as a variable and "the difference" means subtraction

Can anybody help me please with question 2 please and thank you .I would really appreciate it so much.

Answers

Please be more specific

what is 5m+6=
what does m =

Answers

Answer:

m=11

Step-by-step explanation:

A ferris wheel has a diameter of 80 meters. How far does a rider travel in one complete rotation around the ferris wheel?

Answers

Given parameter:

Diameter of the ferris wheel  = 80m

Unknown:

Distance covered in one complete rotation = ?

Solution:

One complete rotation will sweep through the circumference of the wheel.

So,

  One complete rotation = Circumference of circle  = 2 [tex]\pi[/tex] r

Where r is the radius;

         Radius here is [tex]\frac{80}{2}[/tex]  = 40m

So circumference = 2 x [tex]\pi[/tex] x 40 = 80[tex]\pi[/tex]

The distance the wheel sweeps through will be 80π m

Quiz Simplifying expressions
Question 1: 3x + 7 - 5x + 9

Answers

Answer:

8x+161

Step-by-step explanation:

-2x+16

3x(-5x) = -2x

7+9= 16

put it together and you get -2x+16

If you don't know the answer, then don't answer!!!
Please answer the question correctly.
I'll mark (Brainiest) for the best answer.
I need it right away.

Answers

Answer:

The missing statement is 9x = 61

Step-by-step explanation:

R2. is Addition Property of Equality.

R3. is Distribution Property

R5. is Divisin Property of Equality.

I hope this helps you, I haven't done this for quite some time. Sorry it took me just now to find your question.

What equation represents a line which is perpendicular to the line y=5/3x-5

Answers

Answer:

y= -3/5x+5

Step-by-step explanation:

im not sure if this is right but i know that perpendicular means opposite so basically just swtich the slope and if its positive make it negative, vice versa

How can you determine whether the sum of several numbers, such as 13 + 45 + 24 +17, is odd or even without actually calculating the sum?

Answers

Answer:

Step-by-step explanation:

Hello,

odd + odd gives even

odd + even gives odd

so odd + odd + even + odd = even + even + odd = even + odd = odd

So the sum is a odd number

thanks

The sum of three odd numbers is odd and that added to an even number results in an odd number.

What are some other related concepts?

An even number raised to the even or odd power is even and an odd number raised to the power of even or odd is always an odd number.

We know the sum of two even numbers is even, the sum of two odd numbers is also even and the sum of an odd and even number is odd and vice versa.

Given four numbers first two numbers are odd so their sum is even.

The next two numbers are even and odd so their sum is odd, Now the sum of even and odd is odd.

learn more about odd and even numbers here :

https://brainly.com/question/2057828

#SPJ2

john rain 6 1/2 miles. ben ran half the distance that john ran. sara ran a total of 4.75 miles. what was the total distance combined of all three runners ?

Answers

So John ran 6 1/2. Ben ran half of that, so he had ran 3 1/4 and Sarah ran 4.75 miles. Add those up and you get 14.5

A kindergarten teacher bought $21 worth of stickers and cardstock for his class. The stickers cost $1.50 a sheet and the cardstock cost $3.50 per pack. The equation 1.5s+3.5c=21 represents the relationship between sheets of stickers, s, packs of cardstocks, c, and the dollar amount a kindergarten teacher spent on these supplies.

1. Explain how we can tell that this graph represents the give equation.

2. What do the vertical and horizontal intercepts, (0,6) and (14,0), mean in this situation?

Answers

Answer:

Step-by-step explanation:

Teacher bought $21 worth of stickers and cardstock for his class.

Cost of stickers = $1.50 per sheet

Cost of 's' sheets = $1.5s

Cost of cardstock = $3.50 per pack

Cost of 'c' packs = $3.5c

Equation representing the relationship between sheet of stickers and packs of cardstocks will be,

1.5s + 3.5c = 21

3.5c = -1.5s + 21

1). [tex]c=-\frac{3}{7}x+6[/tex]

   y-intercept of the line → (0, 6)

   x-intercept of the line → (14, 0)

   Therefore, equation of the line represents the line on the graph.

2). Vertical intercept (0, 6) represents that he can purchase maximum 6 packs of cardstock with $21.

   Similarly, horizontal intercept (14, 0) represents that he can purchase maximum 14 sheets of stickers with $21.

Someone please help?

Answers

Answer:

57

Step-by-step explanation:

x= 180-123

x=57

I’m pretty sure Answer is 57

Help please. I will give brainliest.

Answers

Answer:

if you answer my most recent question ill answer this one.

Step-by-step explanation:

A calculator screen shows a number in scientific notation as 1.16E‒7. Write this number in standard form.

Answers

[tex]1.16 \times {10}^{ - 7} = [/tex]

[tex]116 \times {10}^{ - 2} \times {10}^{ - 7} = [/tex]

[tex]116 \times {10}^{ - 9} = [/tex]

[tex]0.000000116[/tex]

_________________________________

Done...

♥️♥️♥️♥️♥️

Two​-thirds of the​ T-shirts in a​ T-shirt shop are blue. Three​-fifths of those​ T-shirts are on sale. ​One-half of the blue​ T-shirts that are on sale are size medium. What fraction of the​ shop's T-shirts are blue​ T-shirts that are on sale and are size​ medium? Explain.

Answers

Let, total number of T-shirts are x.

Number of blue T-shirts = (2/3)x = 2x/3 .

Number of blue shirts on sale = (3/5)(2x/3) = 2x/5 .

Number of medium sized blue shirts on sale = (1/5)(2x/5) = 2x/25 .

Fraction of the​ shop's T-shirts are blue​ T-shirts that are on sale and are size​ medium = [tex]\dfrac{2x/25}{x}[/tex]= 2/25 . ( Number of medium sized blue shirts on sale divided by total number of T-shirts )

Hence, this is the required solution.

) Suppose you are installing a wood floor in a square room. The cost to install the floor is $9 per square foot. The area of the room is given by the function A(x) = x 2 and the cost per square foot is given by the function C(A) = 9A. Which function can be used to find the total cost to install the wood floor? A) A(C(x)) B) C(A(x)) C) x(A(C)) D) x(C(A))

Answers

Answer:

The correct option is;

B) C(A(x))

Step-by-step explanation:

The given information are;

The cost to install the floor per square foot = $9

The area of the room is given by the function A(x) = x²

The function for the cost per square foot = C(A) = 9·A

We note that the total cost to install the wood floor = (The cost to install the floor per square foot) × (The area of the room)

∴ The total cost to install the wood floor = $9 × x²

Given that A(x) = x², we have;

The total cost to install the wood floor = $9 × A(x)

Also, given that C(A) = 9·A, we have;

C(A(x)) = 9·A(x)

Therefore;

The total cost to install the wood floor in dollar amount can be given by the function, C(A(x)) = 9·A(x)

Answer:

B if your doing prep

Step-by-step explanation:

math

which statement is equivalent to the inequality | x-3 | > 5

Answers

Abcdefghijklmnopqrstuvwxyz

something x (-2) = 70

Answers

Answer:

The answer is x = -35

on Monday the price of gas decrease 6 cent on Tuesday in increased 9 cent what was the overall decrease or increase of the price of gas by the of the day on Tuesday

Answers

Answer:

The increase would be 3 cents

Step-by-step explanation:

What is reciprocal of the number 5

Answers

Answer:

1/5

Step-by-step explanation:

5 = 1/5

6= 1/6

1/6= 6/1 (or just 6)

5/6= 6/5

Do you see the pattern?

Every number has a reciprocal except for 0. There is nothing you can multiply by 0 to create a product of 1, so it has no reciprocal.

Answer:

1/5.

Step-by-step explanation:

When referring to a reciprocal, it basically means taking the numerator and the denominator and flipping them.

For example, take 4/5. The reciprocal of 4/5 would be 5/4.

Now, take 5. As a fraction, it would look like 5/1. If you were to flip it, it would be 1/5.

Therefore, the reciprocal of 5 is 1/5.

order of operations 10-7(3+2)7^2

Answers

Hello.

To answer this question, follow the order of operations.

10-7(3+2)7²

10-7·5·7²

10-7·5·49

10-35·49

10-1715

-1705

Step-by-step explanation:

Answer:-

[tex]\tt{10-7(3+2)7^2}[/tex]

[tex]\tt{10-7(3+2)\times 49}[/tex] ____(as 7² is 49)

[tex]\tt{10-7 \times 5\times 49}[/tex]

As we know, Multiply first,

[tex]\tt{10-7 \times 5\times 49}[/tex]

[tex]\tt{10-1715}[/tex]

[tex]\tt{-1705}[/tex]

Hope it helps :)

Question in the picture

Answers

120min/15min=8
8*2100m
=16800m

What is the slope of the line through (-7, -8) and (0, 4)? a 7/12 b 12/7 c -7/12 d -12/7

Answers

Answer

B: 12/7

Step-by-step explanation:

Answer:

The answer is B

Step-by-step explanation:

I hope this helps

The temperature at noon at a ski resort is 3°F. The temperature drops 8°F by midnight.
What is the temperature at midnight?

Answers

Answer:

-5

Step-by-step explanation:

8 - 3

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