Module 5 Course 3 Functions

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)

Tags

CCSS.8.F.A.1

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

• -1

• 1

• 5

• -5

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CCSS.HSF.IF.A.2

Given the function, f, shown on the graph, what is the value of f(3)?

• 0

• 2

• 6

• 1

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CCSS.HSF.IF.A.2

How do you read f(x)?

• "f x"

• "f of x"

• "f parenthesis x"

• "f with an x inside parenthesis"

Tags

CCSS.8.F.A.1

CCSS.HSF.IF.A.1

Given h(x) = 5 - 9x, find h(8).

• h(8) = -360

• h(8) = -67

• h(8) = 31

• h(8) = 77

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CCSS.HSF.IF.A.2

f(x) is the same thing as ______.

• y

• x

• input

• an equation

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CCSS.HSF.IF.A.1

What point is represented by g(7) = 14 ?

• (2,7)

• (7,2)

• (14,7)

• (7,14)

Tags

CCSS.8.F.A.1

CCSS.HSF.IF.A.1

• Yes
• No

Tags

CCSS.8.F.A.1

• Yes
• No

Tags

CCSS.8.F.A.1

Is the relation a function? Why.

• Yes, because the x-value 11 has two y-values pair with it.

• Yes, because each x-value has only one y-value paired with it.

• No, because the x-value 11 has two y-values pair with it.

• No, because each x-value has only one y-value paired with it.

Tags

CCSS.8.F.A.1