7th Function Notation

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

• -1
• 1
• 5
• -5

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

• f(-1) = -20
• f(-1) = -24

What is f(8)? 

• 8
• 0
• 3
• -2

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

• Function
• Not a Function

• Function
• Not a Function

Solve for f(5):
f(5) = -x + 4

• 9 
• 1
• -1
• -9