Factor completely.
-$25 x ^ { 2 } - 20 x + 4$
A) $( 5 x - 2 ) ^ { 2 }$
B) $( 5 x - 2 ) ( 5 x + 2 )$
C) $( 5 x + 2 ) ^ { 2 }$
D) Prime

Name: Factor completely. -$25 x ^ { 2 } - 20 x + 4$ A) $( 5 x - 2 ) ^ { 2 }$ B) $( 5 x - 2 ) ( 5 x + 2 )$ C) $( 5 x + 2 ) ^ { 2 }$ D) Prime
Brand: Quizplus
Rating: 4.7 (43 reviews)

Question

Quizplus · Accepted Answer

This is a perfect square trinomial, factoring into $(5x - 2)^2$, because $(5x)^2 = 25x^2$, $-2(5x)(2) = -20x$, and $(-2)^2 = 4$.

Factor Completely 25x2−20x+425 x ^ { 2 } - 20 x + 425x2−20x+4

Factor Completely $25 x ^ { 2 } - 20 x + 4$