M8 Unit 5 Review (Functions)

M8 Unit 5 Review (Functions)

Assessment

Flashcard

Mathematics

8th Grade

Hard

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15 questions

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1.

FLASHCARD QUESTION

Front

Is the relation a function?

Back

No, because the x-value 11 has two y-values pair with it.

2.

FLASHCARD QUESTION

Front

What is the range of the function with outputs {-2, -1, 0, 3}?

Back

{-2, -1, 0, 3}

3.

FLASHCARD QUESTION

Front

What is the first number in an ordered pair?

Back

The x-coordinate.

4.

FLASHCARD QUESTION

Front

Write the linear equation in y = mx + b form using the points (0, 2) and (2, 1).

Back

y = -1/2x + 2

5.

FLASHCARD QUESTION

Front

Which equation matches the table of values?

Back

y = x + 4

6.

FLASHCARD QUESTION

Front

What is a function?

Back

A relation where each input (x-value) has exactly one output (y-value).

7.

FLASHCARD QUESTION

Front

What does the slope (m) represent in a linear equation?

Back

The rate of change of y with respect to x.

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