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Identifying Functions Practice

Authored by LISA BUENTELLO

Mathematics

8th Grade

CCSS covered

Used 29+ times

Identifying Functions Practice
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10 questions

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1.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

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Which statement about the mapping is true?

The mapping represents a function because each input maps to one output.

The mapping represents a function because each output maps to one input.

The mapping does NOT represent a function because at least one input maps to more than one output.

The mapping does NOT represent a function because at least one output maps to more than one input.

Tags

CCSS.8.F.A.1

2.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Which set of ordered pairs does NOT represent Y as a function of X?

{(1, 0), (2, 0), (3, 0), (4, 0)}

{(3, 5), (4, –1), (2, –1), (2, 7), (–3, 6)}

{(–3, 9), (–2, 4), (–1, 1), (0, 0), (1, 1), (2, 4), (3, 9)}

{(1, 3), (2, 6), (3, 9), (4, 6), (5, 3)}

Tags

CCSS.8.F.A.1

3.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Which graph represents y as a function of x?

Media Image
Media Image
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Media Image

Tags

CCSS.HSA.REI.D.10

CCSS.HSA.CED.A.2

4.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Which representation shows Y as a function of X?

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Media Image
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Media Image

Tags

CCSS.8.F.A.1

5.

MULTIPLE CHOICE QUESTION

45 sec • 1 pt

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Which input value can be used to prove that the table does NOT represent Y as a function of X?​

0
2
-3
5

Tags

CCSS.8.F.A.1

6.

OPEN ENDED QUESTION

3 mins • 1 pt

Media Image

Determine whether the table of values represents y as a function of x. Explain your reasoning.

The table does/does not represent a function because...

Evaluate responses using AI:

OFF

Tags

CCSS.8.F.A.1

7.

OPEN ENDED QUESTION

3 mins • 1 pt

Media Image

Determine whether the table of values represents y as a function of x. Explain your reasoning.

The table does/does not represent a function because...

Evaluate responses using AI:

OFF

Tags

CCSS.8.F.A.1

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