Identifying Functions from tables, mappings, and ordered pairs

Identifying Functions from tables, mappings, and ordered pairs

Assessment

Flashcard

Mathematics

8th Grade

Hard

CCSS
8.F.A.1, HSF.IF.A.1

Standards-aligned

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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 (y-value) for each input (x-value).

Tags

CCSS.8.F.A.1

2.

FLASHCARD QUESTION

Front

How can you determine if a relation is a function from a set of ordered pairs?

Back

A relation is a function if no x-value is repeated with different y-values.

Tags

CCSS.8.F.A.1

3.

FLASHCARD QUESTION

Front

What does it mean for a mapping to represent a function?

Back

A mapping represents a function if each input is associated with exactly one output.

Tags

CCSS.8.F.A.1

4.

FLASHCARD QUESTION

Front

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

Back

The relation {(1, 2), (1, 3)} is not a function because the x-value 1 has two different y-values.

Tags

CCSS.8.F.A.1

5.

FLASHCARD QUESTION

Front

What is the vertical line test?

Back

The vertical line test states that if a vertical line intersects a graph at more than one point, the graph does not represent a function.

6.

FLASHCARD QUESTION

Front

In the context of functions, what is a domain?

Back

The domain of a function is the set of all possible input values (x-values) for that function.

Tags

CCSS.8.F.A.1

CCSS.HSF.IF.A.1

7.

FLASHCARD QUESTION

Front

What is a range in relation to functions?

Back

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

Tags

CCSS.8.F.A.1

CCSS.HSF.IF.A.1

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