The mapping diagram shows a relation.
Input
-7
-6
WILNS
What is the domain of the relation?
Output
O {xx=-4, 0, 1, 2}.
2
0
1
O {xx=-7,-6, 2, 3, 11).
O {yly=-4, 0, 1, 2}.
Oyly=-7,-6, 2, 3, 11}.