Question

MEDAL PLS JUST CHECK !!!

Answer 1

@Directrix please check this!

Answer 2

a function has no X-REPEATS
that is, from the x,y coordinate/values, the X ones are unique, the Y ones may not be, but the X ones must, for it to be a function

bear in mind X is the Input, and Y is the Output

so the one with unique OUTPUTS, is a function

Answer 3

rats... I meant
the one with unique INPUTS, rather
is a function

Answer 4

A function has-->
*One output for each input
*No two outputs for the same input
*Two different inputs CAN have the SAME output

Answer 5

@milo123 what do you think?

Answer 6

Oh wait JK.. you're right :D A