Factor the perfect square trinomial completely.
-$x ^ { 2 } + 16 x y + 64 y ^ { 2 }$
A) $( x + 8 y ) ( x - 8 y )$
B) $( x - 8 y ) ^ { 2 }$
C) $( x + 8 y ) ^ { 2 }$
D) prime

Question

Quizplus · Accepted Answer

The given trinomial is a perfect square because it can be written as $(x + 8y)^2$, where the square of the first term is $x^2$, the square of the second term is $64y^2$, and twice the product of the two terms is $16xy$.

Factor the Perfect Square Trinomial Completely x2+16xy+64y2x ^ { 2 } + 16 x y + 64 y ^ { 2 }x2+16xy+64y2

Factor the Perfect Square Trinomial Completely $x ^ { 2 } + 16 x y + 64 y ^ { 2 }$