Identifying Functions

Identifying Functions

Assessment

Flashcard

Mathematics

8th Grade

Practice Problem

Hard

CCSS
8.F.A.1, HSF.IF.A.1

Standards-aligned

Created by

Wayground Content

FREE Resource

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15 questions

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1.

FLASHCARD QUESTION

Front

What is a function?

Back

A function is a relation that assigns exactly one output for each input.

Tags

CCSS.8.F.A.1

2.

FLASHCARD QUESTION

Front

What does it mean for a mapping to represent a function?

Back

A mapping represents a function if each input is paired with exactly one output.

Tags

CCSS.8.F.A.1

3.

FLASHCARD QUESTION

Front

How can you determine if a graph represents a function?

Back

Use the vertical line test: if a vertical line intersects the graph at more than one point, it is not a function.

4.

FLASHCARD QUESTION

Front

What is the vertical line test?

Back

The vertical line test is a method to determine if a graph represents a function by checking if any vertical line crosses the graph more than once.

5.

FLASHCARD QUESTION

Front

What does it mean for a table to represent a function?

Back

A table represents a function if each input value corresponds to only one output value.

Tags

CCSS.8.F.A.1

6.

FLASHCARD QUESTION

Front

Can a set of ordered pairs represent a function?

Back

Yes, a set of ordered pairs represents a function if no two pairs have the same first element with different second elements.

Tags

CCSS.8.F.A.1

7.

FLASHCARD QUESTION

Front

What is an example of a function?

Back

The mapping {(1, 2), (2, 3), (3, 4)} is a function because each input has a unique output.

Tags

CCSS.8.F.A.1

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