FUNCTIONS

FUNCTIONS

Assessment

Flashcard

Mathematics

7th Grade

Practice Problem

Hard

CCSS
8.F.A.1, HSF-BF.A.1C, HSF-BF.B.4A

+2

Standards-aligned

Created by

Wayground Content

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15 questions

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1.

FLASHCARD QUESTION

Front

What is a function in mathematics?

Back

A function is a relation between a set of inputs and a set of possible outputs where each input is related to exactly one output.

Tags

CCSS.8.F.A.1

2.

FLASHCARD QUESTION

Front

How can you determine if a mapping is a function?

Back

A mapping is a function if every input (x-value) has exactly one output (y-value). If any input has more than one output, it is not a function.

Tags

CCSS.8.F.A.1

3.

FLASHCARD QUESTION

Front

What is the vertical line test?

Back

The vertical line test is a method to determine if a curve is a function. If any vertical line intersects the curve more than once, the curve is not a function.

4.

FLASHCARD QUESTION

Front

What does it mean for a relation to be not a function?

Back

A relation is not a function if at least one input is associated with multiple outputs.

Tags

CCSS.8.F.A.1

5.

FLASHCARD QUESTION

Front

Can a function have the same output for different inputs?

Back

Yes, a function can have the same output for different inputs, but each input must still correspond to only one output.

Tags

CCSS.8.F.A.1

6.

FLASHCARD QUESTION

Front

What is an example of a function?

Back

An example of a function is f(x) = x^2, where each input x has a unique output x^2.

Tags

CCSS.8.F.A.1

7.

FLASHCARD QUESTION

Front

What is an example of a relation that is not a function?

Back

An example of a relation that is not a function is {(1, 2), (1, 3)}, where the input 1 is associated with two different outputs.

Tags

CCSS.8.F.A.1

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