Question

Select one of the factors of x^3y^2 + 8xy^2 - 5x^2 - 40.

(xy^2 + 5)
(x^2 + 4)
(xy^2 - 5)
(x^2 - 8)

Answer 1

(xy^(2)-5)(x^(2)+8) = x^3y^2 + 8xy^2 - 5x^2 - 40

Answer 2

thus, the answer is a