Quiz about Function Equations and Real World Graphs

Question 1

Evaluate f(2).

Accepted Answer

f(2) = 10

Answer

f(2) = 5

Answer

f(2) = 12

Answer

f(2) = 0.5

Question 2

Evaluate f(6).

Accepted Answer

f(6) = 18

Answer

f(6) = 12

Answer

f(6) = 10

Answer

f(6) = 1

Question 3

If f(x) = 4x + 7, evaluate f(3).

Accepted Answer

f(3) = 19

Answer

f(3) = 14

Answer

f(3) = 5

Answer

f(3) = 12

Question 4

Question 4.

Accepted Answer

Option D is correct

Answer

A.

Answer

B.

Answer

C.

Question 5

If f(x) = 2x² + 5x - 3, evaluate f(4).

Accepted Answer

f(4) = 49

Answer

f(4) = 4

Answer

f(4) = 25

Answer

f(4) = 55

Question 6

If f(x) = 2x² + 5x - 3, evaluate f(-1).

Accepted Answer

f(-1) = -6

Answer

f(-1) = 1

Answer

f(-1) = -10

Answer

f(-1) = -1

Question 7

Evaluate f(-2) if f(x) = x+3

Accepted Answer

1

Answer

-1

Answer

5

Answer

-5

Question 8

For the function f(x) = -3(x-1) find f(0).

Accepted Answer

3

Answer

0

Answer

-3

Answer

-1

Question 9

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

Accepted Answer

f(-1) = -20

Answer

f(-1) = -24

Question 10

Given f(x) = -4x - 10 and f(x) = 10. Find x

Accepted Answer

x = -5

Answer

x = 5

Answer

x = -50

Answer

x = 30

Question 11

If f(x) = -4x - 5 and
g(x) = 3 - x,
what is g(-4) + f(1)?

Accepted Answer

-2

Answer

7

Answer

-9

Answer

-10

Question 12

The function h(t) represents the height in inches of a plant after t weeks. What does the notation h(4) = 5 mean?

Accepted Answer

After 4 weeks the plant is 5 inches tall

Answer

After 5 week the plant is 4 inches tall

Answer

The plant grows at a rate of 5/4 inch per week

Answer

The plant grows at a rate of 1 inch per week

Question 13

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

Accepted Answer

31

Answer

14

Answer

15

Answer

-31

Question 14

j(x) = 2x + 3
j(-1) = ______

Accepted Answer

1

Answer

-1

Answer

5

Answer

-5

Question 15

Question 15.

Accepted Answer

-67

Answer

67

Answer

77

Answer

-77

Question 16

Use the following functions to answer the question:

f(x) = 2x - 3 and g(x) = -7x + 1

What is f(-2) - g(-1)

Accepted Answer

-15

Answer

-7

Answer

-8

Answer

15

Function Equations and Real World Graphs

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