Question

Plz Helppppp Which relation is a function?

A. {(5, 0), (0, 5), (–5, –5)}

B. {(5, 0), (0, –8), (5, –5)}

C. {(5, 0), (–8, –5), (–8, 5), (–5, –8)}

D. {(5, 0,) (–8, –5)}

Answer 1

A is the answer {(5,0), (-8,-5), (-8,5), (-5,-8)}

Answer 2

Option A. is a function...

here For different values of x in Domain of(x,y) ;There is a unique image y in codomain.

All others have more than one image for a single value x.

Hope it helps...

Regards;

Leukoniv/Olegion.