Identifying Functions with graphs

Identifying Functions with graphs

Assessment

Flashcard

Mathematics

8th - 12th Grade

Hard

CCSS
8.F.A.1, 5.G.A.1, HSF.LE.A.2

+2

Standards-aligned

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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

Which of the following is a function? {(1,2), (2,3), (3,4), (1,5)}

Back

Not a function, because the input '1' is related to two different outputs (2 and 5).

Tags

CCSS.8.F.A.1

4.

FLASHCARD QUESTION

Front

Which of the following is a function? {(2,3), (3,4), (4,5), (5,6)}

Back

This is a function, as each input is related to exactly one output.

Tags

CCSS.8.F.A.1

5.

FLASHCARD QUESTION

Front

What does it mean for a relation to be not a function?

Back

A relation is not a function if at least one input is related to more than one output.

Tags

CCSS.8.F.A.1

6.

FLASHCARD QUESTION

Front

If a graph has a curve that loops back on itself, is it a function?

Back

No, it is not a function, as it fails the vertical line test.

7.

FLASHCARD QUESTION

Front

What is an ordered pair?

Back

An ordered pair is a pair of numbers used to represent a point in a coordinate system, typically written as (x, y).

Tags

CCSS.5.G.A.1

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