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Introduction to Functions

Authored by Anthony Clark

Mathematics

8th Grade

CCSS covered

Introduction to Functions
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20 questions

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1.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Media Image

Find the function rule.

y = 2x

y = 2x+3

y = 3x+3

y = -2x+3

Tags

CCSS.8.F.B.4

CCSS.HSF.LE.A.2

2.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Media Image

Find the function rule.

y = -2x +10

y = -2x -10

y = 2x +10

y = 2x-10

Tags

CCSS.8.F.B.4

CCSS.HSF.LE.A.2

3.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

A relation pairs each input with exactly one output is a

congruence

similarity

function

mathematical equation

Tags

CCSS.8.F.A.1

4.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Media Image

The left grouping in a mapping diagram is called the...

domain.

range.

y-axis.

relation.

Tags

CCSS.8.F.A.1

CCSS.HSF.IF.A.1

5.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Which of the following represents a function?

None of the above

Tags

CCSS.8.F.A.1

6.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

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

7.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Which of the following is a function?

Tags

CCSS.8.F.A.1

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