Factor.
-$$x ^ { 2 } - 11 x + 28$$
A) $( x - 4 ) ( x + 7 )$
B) $( x + 4 ) ( x + 7 )$
C) $( x + 4 ) ( x - 7 )$
D) $( x - 4 ) ( x - 7 )$

Name: Factor. -\[x ^ { 2 } - 11 x + 28\] A) $( x - 4 ) ( x + 7 )$ B) $( x + 4 ) ( x + 7 )$ C) $( x + 4 ) ( x - 7 )$ D) $( x - 4 ) ( x - 7 )$
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Question

Quizplus · Accepted Answer

The correct factorization of $x^2 - 11x + 28$ is $(x - 4)(x - 7)$, because when multiplied, it gives the original quadratic equation. The factors of 28 that add up to -11 are -4 and -7.

Factor - x2−11x+28x ^ { 2 } - 11 x + 28x2−11x+28

Factor
- $x ^ { 2 } - 11 x + 28$