Function or Non-Function?

Function or Non-Function?

Assessment

Flashcard

Mathematics

8th - 10th Grade

Hard

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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 that assigns exactly one output for each input.

2.

FLASHCARD QUESTION

Front

What is a non-function?

Back

A non-function is a relation where at least one input is associated with multiple outputs.

3.

FLASHCARD QUESTION

Front

How can you determine if a relation is a function?

Back

You can use the vertical line test: if a vertical line intersects the graph of the relation at more than one point, it is not a function.

4.

FLASHCARD QUESTION

Front

What is an example of a function?

Back

An example of a function is the relation y = 2x + 3, where each x value has a unique y value.

5.

FLASHCARD QUESTION

Front

What is an example of a non-function?

Back

An example of a non-function is the relation x^2 + y^2 = 1, where some x values correspond to multiple y values.

6.

FLASHCARD QUESTION

Front

What does the term 'input' refer to in a function?

Back

The input is the value you provide to a function, often represented as 'x'.

7.

FLASHCARD QUESTION

Front

What does the term 'output' refer to in a function?

Back

The output is the value that results from applying the function to the input, often represented as 'y'.

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