What are the domain and range of the relation { (-9, 5), (1, 5), (6, 11), (7, - 10) }?

A.

Domain: {-10, 5, 11}; Range: {-9, 1, 6, 7};

B.

Domain: {-9, 1, 6, 7}; Range: {-10, 5, 11}

C.

Domain: {1, 5, 6, 7, 11}; Range: {-10, - 9}

D.

Domain: {-9, 1, 6, 7}; Range: {-10, - 9, 1, 5, 6, 7, 10, 11}

Question

Mathematics

Guest

15 July, 17:24

What are the domain and range of the relation { (-9, 5), (1, 5), (6, 11), (7, - 10) }?

A.

Domain: {-10, 5, 11}; Range: {-9, 1, 6, 7};

B.

Domain: {-9, 1, 6, 7}; Range: {-10, 5, 11}

C.

Domain: {1, 5, 6, 7, 11}; Range: {-10, - 9}

D.

Domain: {-9, 1, 6, 7}; Range: {-10, - 9, 1, 5, 6, 7, 10, 11}

+3

Answers (1)

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Jazmin Marks · Answer 1

So these are ordered pairs

(x, y)

x=input

y=output

x=domain

y=range

so the domain is all the first numbers

range is all the second numbers

so (-9,5), (1,5), (6,11), (7,-10)

doman={-9,1,6,7}

range={5,11,-10} (since the 5 repeats we don't need to rite it again

answer is B

What are the domain and range of the relation { (-9, 5), (1, 5), (6, 11), (7, - 10) }?A.Domain: {-10, 5, 11}; Range: {-9, 1, 6, 7};B.Domain: {-9, 1, 6, 7}; Range: {-10, 5, 11}C.Domain: {1, 5, 6, 7, 11}; Range: {-10, - 9}D.Domain: {-9, 1, 6, 7}; Range: {-10, - 9, 1, 5, 6, 7, 10, 11}

What are the domain and range of the relation { (-9, 5), (1, 5), (6, 11), (7, - 10) }?

A.

Domain: {-10, 5, 11}; Range: {-9, 1, 6, 7};

B.

Domain: {-9, 1, 6, 7}; Range: {-10, 5, 11}

C.

Domain: {1, 5, 6, 7, 11}; Range: {-10, - 9}

D.

Domain: {-9, 1, 6, 7}; Range: {-10, - 9, 1, 5, 6, 7, 10, 11}