The mapping diagram above
A.represents function
B.does not represent function since
A.for each number
B.there is one number in set a(input) where the
A. Are multiple mappings
B. Is only one mapping
X. Is no mapping

The mapping diagram above Arepresents function Bdoes not represent function since Afor each number Bthere is one number in set ainput where the A Are multiple m class=