Question

Fill in the blanks below in order to justify whether or not the mapping shown represents a function.
Set A
7
8
3
Set B
2
-1
-4
6
Answer
Attempt 2 out of 2

The mapping diagram above
does NOT represent
a function since
for each number
in
Set A (the output)
there
are multiple mappings

to Set B (the input)
.

Answer 1

The mapping diagram above does NOT represent a function since at least one number in Set A (the input) maps to multiple numbers in Set B (the outputs). A function requires each input to have exactly one output.