Factor out the greatest common factor.
-$32 x ^ { 5 } y + 28 x y ^ { 4 }$
A) $4 y \left( 8 x ^ { 5 } + 7 x y ^ { 3 } \right)$
B) $4 x y \left( 8 x ^ { 4 } + 7 y ^ { 3 } \right)$
C) $4 x \left( 8 x ^ { 4 } y + 7 y ^ { 4 } \right)$
D) $x y \left( 32 x ^ { 4 } + 28 y ^ { 3 } \right)$

Question

Quizplus · Accepted Answer

The greatest common factor (GCF) of the two terms $32x^5y$ and $28xy^4$ is $4xy$, because 4 is the highest number that divides both 32 and 28, and $x$ and $y$ are the common variables in both terms. Factoring out $4xy$ gives $4xy(8x^4 + 7y^3)$.

Factor Out the Greatest Common Factor 32x5y+28xy432 x ^ { 5 } y + 28 x y ^ { 4 }32x5y+28xy4

Factor Out the Greatest Common Factor $32 x ^ { 5 } y + 28 x y ^ { 4 }$