Answer:
x^2 y^2(x+y)(x^2 - xy + y^2)
Step-by-step explanation:
x^2 y^2(x^3 + y^3)
(x+y)(x^2 - xy +y^2)
x=-3
135
15 x 9 = 135
1- r=.5
2- x=.5
sorry my handwriting is bad