Factor.
-$$4 x ^ { 2 } - 7 x + 8$$
A) $( 2 x - 8 ) ( 2 x - 1 )$
B) $( 4 x - 1 ) ( x - 8 )$
C) $( 4 x - 8 ) ( x - 1 )$
D) Prime

Name: Factor. -\[4 x ^ { 2 } - 7 x + 8\] A) $( 2 x - 8 ) ( 2 x - 1 )$ B) $( 4 x - 1 ) ( x - 8 )$ C) $( 4 x - 8 ) ( x - 1 )$ D) Prime
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Question

Quizplus · Accepted Answer

This quadratic expression cannot be factored into real factors because the discriminant $b^2 - 4ac = (-7)^2 - 4(4)(8) = 49 - 128 = -79$ is negative, indicating that there are no real roots and thus it cannot be factored over the real numbers.

Factor - 4x2−7x+84 x ^ { 2 } - 7 x + 84x2−7x+8

Factor
- $4 x ^ { 2 } - 7 x + 8$