Write an expression in factored form for the polynomial of least possible degree graphed below.

Graphing window shows horizontal axis: -5 to 5, vertical axis: -5 to 5. Start Graph, Color black

x	y
-4	0
-3	6.125
-2	4.5
-1	-0
0	-4
1	-5.625
2	-4.5
3	-1.75
4	-0
5	-3.375

y(x) =