Quiz about Function Notation

Question 1

Evaluate f(-2) if f(x) = x²+ 3

Accepted Answer

7

Answer

-1

Answer

1

Answer

-7

Question 2

If h(x) = -5x + 7,
Evaluate 6h(2).

Accepted Answer

-18

Answer

-2

Answer

3

Answer

-3

Question 3

What is f(1)?

Accepted Answer

5

Answer

1

Answer

0

Answer

4

Question 4

What is x if
f(x) = -2?

Accepted Answer

8

Answer

4

Answer

0

Answer

3

Question 5

Given h(x) = 5 - 9x, find h(8).

Accepted Answer

h(8) = -67

Answer

h(8) = -360

Question 6

Given f(x) = 2x² + 5x - 17, find f(-1).

Accepted Answer

f(-1) = -20

Answer

f(-1) = -24

Question 7

Given f(x) = x² - 7x, find f(8).

Accepted Answer

f(8) = 8

Answer

f(8) = -3584

Question 8

How would you say h(n)

Accepted Answer

n of h

Answer

h of n

Question 9

What is x if
f(x) = -2?

Accepted Answer

8

Answer

4

Answer

0

Answer

3

Question 10

f(x) is the same thing as ______.

Accepted Answer

y

Answer

x

Answer

input

Answer

an equation

Question 11

g(x) = 3x + 1
g(10) = ______

Accepted Answer

31

Answer

14

Answer

15

Answer

-31

Question 12

The temperature fell at a rate of 0.65 ^oC/hr. The temperature was recorded at 37^oC at 6pm. Which function can be used to represent this situation?

Accepted Answer

f(x)=-0.65x+37

Answer

f(x)=37x+0.65

Answer

f(x)=0.65x+37

Answer

f(x)=0.65x-37

Question 13

Bob has $150 in his savings account and saves $40 per month.  Which equation represents the amount Bob has in his account after x months?

Accepted Answer

y = 40x + 150

Answer

y = 150 + 40

Answer

y = 150x + 40

Question 14

A holiday meal costs $12.50 a person plus a delivery fee of $30.  Which equation represents the amount a holiday meal costs, including delivery, for x people?

Accepted Answer

y = 30 + 12.5x

Answer

y = 12.5 + 30

Answer

y = 12.5 + 30x

Question 15

Easy Car Rental charges $8.50 an hour plus a rental fee of $25.50. Which equation represents the total charges for x hours?

Accepted Answer

y = 25.5 + 8.5x

Answer

y = 8.5 + 25.5

Answer

y = 8.5 + 25.5x

Question 16

Sonya has $40 in her lunch account and pays $2 each day to eat lunch.  Which equation can be used to find the amount of money Sonya has left on her account after x days?

Accepted Answer

y = 40 - 2x

Answer

y = 40 + 2x

Answer

y = 2 + 40x

Answer

y = 2 - 40x

Question 17

Sandra has a $20 itunes gift card and spends $3 each month.  Which equation can be used to find how much money Sandra has on her giftcard after x months?

Accepted Answer

y = -3x + 20

Answer

y = 3x + 20

Answer

y = 3 + 20x

Answer

y = -20x + 3

Question 18

Which equation shows the number of bottles left after x days?
A family buys a case of water with 48 bottles and drinks 5 bottles per day.

Accepted Answer

y = 48 - 5x

Answer

y = 48x + 5

Answer

y = -5 + 48x

Answer

y = -5x - 48

Question 19

The Roaming Cell Phone Company charges $15.00 per month for the first 50 GB plus $0.20 per MB of data usage. If Juanita uses x MB of data after the first 50, what is an equation that can be used to determine her monthly cell phone bill (C)?

Accepted Answer

C = 15 + 0.20x

Answer

C =15 (0.20x)

Answer

C = 15 + x + 0.20

Answer

C = 0.20 + 15x

Question 20

A man is climbing down from 100 feet high descending 30 feet per minute.

Accepted Answer

y = 100 - 30x

Answer

y = 100 + 30x

Answer

y = 100x + 30

Answer

y = 100x - 30

Question 21

H(5) =

Accepted Answer

18

Answer

5

Answer

16

Answer

20

Question 22

Complete the function notation below
f(____) = 214

Accepted Answer

1990

Answer

1991

Answer

1989

Answer

1994

Function Notation

Create a free account and access millions of resources

Similar Resources on Wayground

Popular Resources on Wayground

Discover more resources for Mathematics