Is it a function?

Is it a function?

Assessment

Flashcard

Mathematics

9th Grade

Practice Problem

Hard

Created by

Wayground Content

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15 questions

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1.

FLASHCARD QUESTION

Front

Is this a function? Explain.

Back

Yes; it passes the vertical line test.

2.

FLASHCARD QUESTION

Front

What is the definition of a function?

Back

Every input has only ONE output.

3.

FLASHCARD QUESTION

Front

What does it mean if a graph passes the vertical line test?

Back

It means that for every x-value, there is only one corresponding y-value.

4.

FLASHCARD QUESTION

Front

What does it mean if a graph does NOT pass the vertical line test?

Back

It means that there is at least one x-value that corresponds to multiple y-values.

5.

FLASHCARD QUESTION

Front

Identify whether this graph is a function or not a function: (insert graph).

Back

Function.

6.

FLASHCARD QUESTION

Front

What is an example of a function?

Back

y = 2x + 3 is a function because each x-value has one y-value.

7.

FLASHCARD QUESTION

Front

What is an example of a not a function?

Back

y^2 = x is not a function because each x-value can have two y-values.

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