Which of the following relations is a function?
Select one of the options below as your answer:
A. {(2, 2), (3, 3), (4, 4), (5, 5)}
B. {(2, 1), (2, 3), (3, 6), (3, 7)}
C. {(3, 5), (4, 9), (4, 11), (5, 14)}
D. {(4, 8), (6, 6), (8, 4), (8, 2)}

Question

Which of the following relations is a function?
Select one of the options below as your answer:
 A. {(2, 2), (3, 3), (4, 4), (5, 5)} 
B. {(2, 1), (2, 3), (3, 6), (3, 7)} 
C. {(3, 5), (4, 9), (4, 11), (5, 14)} 
D. {(4, 8), (6, 6), (8, 4), (8, 2)}

anonymous · Answer

c.

amistre64 · Answer

a function is defined as for any given input; there is only one output created.

which means that the left side can only make one right side.

C has 4,9  and  4,11 ;  so it is not a function.

A is the only one that doesnt repeat the left side

anonymous · Answer

OOOO IT CANT REPEAT THE LEFT SIDE THEN YES A *ITHOUGH IT WAS THE RIGHT

amistre64 · Answer

:)  come in on the left, goes out on the right