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Introductions to Functions

Authored by Anthony Clark

Mathematics

9th Grade

CCSS covered

Introductions to Functions
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20 questions

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1.

MULTIPLE CHOICE QUESTION

1 min • 12 pts

What is the definition of function?

Has inputs and outputs

Every input has only ONE output

Inputs have different outputs every time

x-values and y-values

Tags

CCSS.8.F.A.1

CCSS.HSF.IF.A.1

2.

MULTIPLE CHOICE QUESTION

1 min • 12 pts

Media Image

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

3.

MULTIPLE CHOICE QUESTION

1 min • 12 pts

Media Image

Function
Not a Function

4.

MULTIPLE CHOICE QUESTION

1 min • 12 pts

Media Image

Is this mapping a function or not a function? 

Function

Not a Function

Tags

CCSS.8.F.A.1

5.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Which of the following is the correct definition of a function?

A relation where each input has exactly one output

A relation where each input has multiple outputs

A relation where each output has multiple inputs

A relation where inputs and outputs are the same

Tags

CCSS.8.F.A.1

6.

MULTIPLE CHOICE QUESTION

1 min • 5 pts

Media Image

Evaluate r(3)

r(3) = 16

r(3) = 12

r(3) = 13

r(3) = 0

Tags

CCSS.HSF.IF.A.2

7.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Media Image

What is f(1)?

1

5

0

4

Tags

CCSS.HSF.IF.A.2

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