function values

if f(x) =5x, find f(7)

• 24

• 75

• 35

• 65

Evaluate the function, f(x)=2x, when x=4.

• f(4) = 4
• f(4) = 2
• f(4) = 6
• f(4) = 8

Tags

CCSS.HSF.IF.A.2

What is the name for all of the y values or outputs?

• Domain

• Range

• Relation

• Function

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

• 0
• -3
• 3
• -1

Tags

CCSS.HSF.IF.A.2

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

• -1
• 1
• 5
• -5

Tags

CCSS.HSF.IF.A.2

What is the range of the following relation: {(5, -1), (2, -5), (3, 0), (-2, -1)}

• {5, 2, 3, -2}

• {-1, -5, 0, -1}

• {-1, -5, 0}

• {-5, -1, 2, -5, 3, 0, -2}

Is the following relation a function?

• Yes, no x-values repeat.

• No, x-values are repeated.

• Yes, no y-values repeat.

• No, y-values are repeated.

Tags

CCSS.8.F.A.1

Which set of values is a function?

• (9,5) (10,5) (9,-5) (10,-5)
• (3,4) (4,-3) (7,4) (3, 8)
• (6,-5) (7, -3) (8, -1) (9, 1)
• (2, -2) (5, 9) (5, -7) (1, 4)

What is x at f(x)= 3?

• -4

• 0

• 2

• 4

Tags

CCSS.HSF.IF.A.2

What is f(x) at x = 0?

• 1

• 5

• 3

• 4

Tags

CCSS.HSF.IF.A.2