A. — is a function B. — not a function because u have repeating x values C. — this is a function D. — not a function because u have repeating x values Hope this helps
A function will not have any repeating x values...it can have repeating y values, just not the x ones. In other words, ur x terms have to be all different.
A. .....this is a function B.......not a function because u have repeating x values C......this is a function D......not a function because u have repeating x values
