Determine which relation is a function.

A.

{(–4, 3), (–2, 3), (–1, 2), (2, 5), (3, 2)}

B.

{(–4, 1), (–2, 3), (–2, 1), (–1, 5), (3, 2)}

C.

{(–4, 1), (–2, 3), (–1, 2), (3, 5), (3, 2)}

D.

{(–4, 1), (–2, 3), (–1, 1), (–1, 5), (3, 2)}

Question

08-05-2015
Mathematics

Answered

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Determine which relation is a function.

A.

{(–4, 3), (–2, 3), (–1, 2), (2, 5), (3, 2)}

B.

{(–4, 1), (–2, 3), (–2, 1), (–1, 5), (3, 2)}

C.

{(–4, 1), (–2, 3), (–1, 2), (3, 5), (3, 2)}

D.

{(–4, 1), (–2, 3), (–1, 1), (–1, 5), (3, 2)}

Sagot :

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iGreen iGreen · Answer 1 · 2015-05-08T12:01:27-04:00

iGreen iGreen

08-05-2015

Functions can only have 1 value of 'x'.

So the correct answer is A.

x-values in Option A:

-4, -2, -1, 2, 3

None of these are the same, therefore this is a function.

Answer Link

Determine which relation is a function. A. {(–4, 3), (–2, 3), (–1, 2), (2, 5), (3, 2)} B. {(–4, 1), (–2, 3), (–2, 1), (–1, 5), (3, 2)} C. {(–4, 1), (–2, 3), (–1, 2), (3, 5), (3, 2)} D. {(–4, 1), (–2, 3), (–1, 1), (–1, 5), (3, 2)}

Sagot :

Other Questions

Determine which relation is a function.

A.

{(–4, 3), (–2, 3), (–1, 2), (2, 5), (3, 2)}

B.

{(–4, 1), (–2, 3), (–2, 1), (–1, 5), (3, 2)}

C.

{(–4, 1), (–2, 3), (–1, 2), (3, 5), (3, 2)}

D.

{(–4, 1), (–2, 3), (–1, 1), (–1, 5), (3, 2)}