Identifying Functions and Relations in 8th Grade Math

Identifying Functions and Relations in 8th Grade Math

Assessment

Interactive Video

Mathematics

8th - 12th Grade

Practice Problem

Hard

CCSS
8.F.A.1

Standards-aligned

Created by

Mia Campbell

FREE Resource

Standards-aligned

CCSS.8.F.A.1

10 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is a mathematical relation?

A set of ordered pairs

A set of numbers

A single number

A graph

Tags

CCSS.8.F.A.1

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

In a function, how many outputs can each input have?

Two or more

None

Exactly one

One or more

Tags

CCSS.8.F.A.1

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What does it mean if an input in a mapping diagram points to more than one output?

It is a relation

It is a function

It is not a function

It is a coordinate

Tags

CCSS.8.F.A.1

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

How can you determine if a relation in a table is a function?

By checking if each input corresponds to exactly one output

By counting the number of outputs

By counting the number of inputs

By checking if each output corresponds to exactly one input

Tags

CCSS.8.F.A.1

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

In a table, if an input value appears more than once with different outputs, what does it indicate?

It is a coordinate

It is a relation

It is not a function

It is a function

Tags

CCSS.8.F.A.1

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the vertical line test used for?

To find the y-intercept

To determine if a graph is a function

To determine the slope of a line

To find the x-intercept

Tags

CCSS.8.F.A.1

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What happens if a vertical line crosses a graph more than once?

The graph is a curve

The graph is a line

The graph is not a function

The graph is a function

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