[8] 2.4 - Is it a Function?

[8] 2.4 - Is it a Function?

Presentation

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Mathematics

•

8th Grade

•

Practice Problem

•

Medium

•

CCSS

8.F.A.1, HSF.IF.A.1, HSF.IF.B.4

+2

Standards-aligned

Created by

Katie Sylvia

Used 49+ times

FREE Resource

3 Slides • 12 Questions

1

[8] 2.4 - Is it a Function?

8th Grade Math

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2

Please watch the video on the next slide!

3

4

Multiple Choice

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Is the relation a function? Why.

1

Yes, because the x-value 11 has two y-values pair with it.

2

Yes, because each x-value has only one y-value paired with it.

3

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

4

No, because each x-value has only one y-value paired with it.

5

Multiple Choice

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Is this table a function or not a function?

1

Function

2

Not a Function

6

Multiple Choice

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Is this table a function or not a function?

1

Function

2

Not a Function

7

Multiple Choice

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Is this set of ordered pairs a function and how can you tell?

1

Yes its a function because no y values repeat

2

No it's not a function because there are negative numbers

3

No it isn't a function because an x value repeats but has different y values

4

No it isn't a function because an y value repeats but has different x values

8

Multiple Choice

Which set of values is a function?

1

(9,5) (10,5) (9,-5) (10,-5)

2

(3,4) (4,-3) (7,4) (3, 8)

3

(6,-5) (7, -3) (8, -1) (9, 1)

4

(2, -2) (5, 9) (5, -7) (1, 4)

9

Multiple Choice

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1

Function

2

Not a Function

10

Multiple Choice

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1

Function

2

Not a Function

11

Multiple Choice

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Is this a function? Explain.

1

Yes; it passes the horizontal line test.

2

No; it is not a straight line.

3

Yes; it passes the vertical line test.

4

No; there is a line connecting the dots.

12

Multiple Choice

What is the definition of function?

1

Has inputs and outputs

2

Every input has only ONE output

3

Inputs have different outputs every time

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x-values and y-values

13

Multiple Choice

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.

1

Function

2

Not a Function

14

Multiple Choice

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Is this a function?

1

Yes, it is a function.

2

No, it is not a function.

15

Multiple Choice

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Is this mapping a function or not a function?

1

Function

2

Not a Function

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[8] 2.4 - Is it a Function?

8th Grade Math

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