Factor.
-$49 x ^ { 2 } - 16 y ^ { 2 }$
A) $( 7 x + 4 y ) ^ { 2 }$
B) $( 7 x - 4 y ) ^ { 2 }$
C) $( 7 x + 4 y ) ( 7 x - 4 y )$
D) prime polynomial

Name: Factor. -$49 x ^ { 2 } - 16 y ^ { 2 }$ A) $( 7 x + 4 y ) ^ { 2 }$ B) $( 7 x - 4 y ) ^ { 2 }$ C) $( 7 x + 4 y ) ( 7 x - 4 y )$ D) prime polynomial
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Question

Quizplus · Accepted Answer

This expression is a difference of squares, factoring into $(7x)^2 - (4y)^2 = (7x + 4y)(7x - 4y)$.

Factor - 49x2−16y249 x ^ { 2 } - 16 y ^ { 2 }49x2−16y2

Factor
- $49 x ^ { 2 } - 16 y ^ { 2 }$