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3-1 Knowledge Check Relations & Functions

Last updated over 1 year ago

15 Nsɛmmisa

Akwankyerɛ

Make sure you read the instructions/information for each section.

Answer questions 1-3 using the graph to the right.

For questions 4-5, use the relation P={(-3,3),(1,1),(0,2),(1,-4),(5,-1)}

1

1

For questions 6-12, state the domain and range, then determine if the relation is a function.

1

1

1

1

1

1

1

Use the four graphs shown to answer questions 13-15.

1

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1.

Which quadrant is point F in?

I

II

III

IV

1

1

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4.

State the domain and range. Is it a function? P={(-3,3),(1,1),(0,2),(1,-4),(5,-1)}

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5.

Create a mapping. P={(-3,3),(1,1),(0,2),(1,-4),(5,-1)}

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6.

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7.

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8.

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9.

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10.

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11.

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12.

1

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13.

Lara got on the treadmill and started a run. Which graph best represents her heart rate in teh first minutes?

Graph A

Graph B

Graph C

Graph D

1

1

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2.

Which ordered pair corresponds to point A?

(-1,-2)

(2,1)

(-1,2)

(1,2)

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3.

Which points have positive y-coordinates?

A and F

A and B

F and H

B and F

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14.

Which graph could represent the speed of a car as it approaches a stop light?

Graph A

Graph B

Graph C

Graph D

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15.

Which graph best represents the download speed of a large file?

Graph A

Graph B

Graph C

Graph D