Select one of the factors of x^3 y^2+8xy^2−5x^2−40. a. (xy^2 + 5) b. (x^2 + 4) c. (xy^2 − 5) d. (x^2 − 8)

asked Aug 16, 2018 207k views

0 votes

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

a. (xy^2 + 5)
b. (x^2 + 4)
c. (xy^2 − 5)
d. (x^2 − 8)

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6 votes

factor by regrouping: xy²(x²+8)-5(x²+8)
(x²+8)(xy²-5)
so C is the correct answer.

Luke Stanyer answered Aug 21, 2018