Functions, Functions, Functions

Functions, Functions, Functions

Assessment

Flashcard

Mathematics

8th Grade

Practice Problem

Hard

CCSS
8.F.A.1, 8.F.B.4, 6.EE.C.9

+3

Standards-aligned

Created by

Wayground Content

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15 questions

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1.

FLASHCARD QUESTION

Front

What is a function?

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

What is the vertical line test?

Back

The vertical line test is a method to determine if a graph represents a function. If a vertical line intersects the graph at more than one point, it is not a function.

3.

FLASHCARD QUESTION

Front

What are the domain and range of a function?

Back

The domain is the set of all possible input values (x-values) for a function, while the range is the set of all possible output values (y-values).

4.

FLASHCARD QUESTION

Front

What does it mean if a function has a repeated x-value?

Back

If a function has a repeated x-value, it means that there are multiple outputs (y-values) for the same input (x-value), which violates the definition of a function.

Tags

CCSS.8.F.A.1

5.

FLASHCARD QUESTION

Front

What is the range of a function?

Back

The range of a function is the set of all output values (y-values) that the function can produce.

6.

FLASHCARD QUESTION

Front

How can you tell if a graph is a function?

Back

You can tell if a graph is a function by using the vertical line test. If any vertical line crosses the graph more than once, it is not a function.

7.

FLASHCARD QUESTION

Front

What is an example of a function?

Back

An example of a function is f(x) = 2x + 3, where each input x has a unique output.

Tags

CCSS.8.F.A.1

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