Function Notation

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

• -1
• 1
• 5
• -5

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

• 0
• -3
• 3
• -1

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

• f(-1) = -20
• f(-1) = -24

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

• f(-1) = -20
• f(-1) = -24

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

• x = -5
• x = 5
• x = -50
• x = 30

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

• 7
• -2
• -9
• -10

What is f(1)?

• 1
• 5
• 0
• 4

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

• 4
• 0
• 3
• 8

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

• After 5 week the plant is 4 inches tall
• The plant grows at a rate of 5/4 inch per week
• After 4 weeks the plant is 5 inches tall
• The plant grows at a rate of 1 inch per week

f(x) is the same thing as ______.

• y
• x
• input
• an equation