Let r+ denote the set of positive real numbers. let f : r × r+ → r be given by f(x, y) = x/y.
(a) is f an injective function? prove your answer.
(b) is f a surjective function? again, prove your answer.
(c) is f a bijection? prove your answer

the anwser is d) 75°

step-by-step explanation:

what are the statments

step-by-step explanation:

i believe the answer is 323 ft

step-by-step explanation:

after going and makeing graphs i would go with a,

there is nothing that is matches the graph. if there was i would show you. but therefore my answer is a.

hope i

-lavira: )