SOLUTION: 1. Which relation is a function? (Points : 4) {(1, 2); (2, 3); (3, 4); (1, 5)} {(1, 2); (1, 3); (1, 4); (1, 5)} {(1, 2); (2, 3); (3, 4); (2, 5)}

Algebra ->  Rational-functions -> SOLUTION: 1. Which relation is a function? (Points : 4) {(1, 2); (2, 3); (3, 4); (1, 5)} {(1, 2); (1, 3); (1, 4); (1, 5)} {(1, 2); (2, 3); (3, 4); (2, 5)}       Log On


   



Question 718905: 1. Which relation is a function?
(Points : 4)
{(1, 2); (2, 3); (3, 4); (1, 5)}
{(1, 2); (1, 3); (1, 4); (1, 5)}
{(1, 2); (2, 3); (3, 4); (2, 5)}
{(1, 2); (2, 2); (3, 2); (4, 2)}

Answer by solver91311(24713) About Me  (Show Source):
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A relation where you have an value that maps to two or more values is NOT a function.

John

Egw to Beta kai to Sigma
My calculator said it, I believe it, that settles it
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