Factor completely. $42 x ^ { 3 } y ^ { 4 } - 30 x ^ { 4 } y ^ { 3 }$
A) $6 x ^ { 3 } y ^ { 3 } ( 7 y - 5 x )$
B) $6 y ^ { 3 } \left( 7 x ^ { 3 } y - 5 x ^ { 4 } \right)$
C) $6 x ^ { 3 } \left( 7 y ^ { 4 } - 5 x y ^ { 3 } \right)$
D) $6 \left( 7 y ^ { 4 } y - 5 x ^ { 4 } \right)$
E) $x ^ { 3 } y ^ { 3 } ( 42 y - 30 x )$

Question

Quizplus · Accepted Answer

The greatest common factor (GCF) of the two terms is $6x^3y^3$, leaving $7y$ from the first term and $-5x$ from the second term when factored out, thus $6x^3y^3(7y-5x)$.

Factor Completely 42x3y4−30x4y342 x ^ { 3 } y ^ { 4 } - 30 x ^ { 4 } y ^ { 3 }42x3y4−30x4y3

Factor Completely $42 x ^ { 3 } y ^ { 4 } - 30 x ^ { 4 } y ^ { 3 }$