Function Notation and Zeros

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

• x = -5
• x = 5
• x = -50
• x = 30

Tags

CCSS.HSF.IF.A.2

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

• 0

• 1

• 3

• -1

Tags

CCSS.HSF.IF.A.2

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

• 4
• 0
• 3
• 8

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CCSS.HSF.IF.A.2

If f(x) = x - 5, what is the value of x when f(x) = 15?

• 20
• 10
• 5
• 0

Tags

CCSS.HSF.IF.A.2

H(5) =

• 5
• 16
• 18
• 20

Tags

CCSS.HSF.IF.A.2

What is f(8)? 

• 8
• 0
• 3
• -2

Tags

CCSS.HSF.IF.A.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.

Tags

CCSS.HSF.IF.A.2

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

• f(-1) = -20
• f(-1) = -24

Tags

CCSS.HSF.IF.A.2

Evaluate f(-2) if f(x) = x² + 3

• -1

• 1

• 7

• -7

Tags

CCSS.HSF.IF.A.2

What is x if

f(x) = 0?

• 4

• 0

• 3

• 8

Tags

CCSS.HSF.IF.A.2