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OpenStudy (anonymous):
Factor completely: −7x2 + 14x − 21 −1(x2 − 14x + 21) −7x(x2 − 2x + 3) −7(x2 + 2x − 3) −7(x2 − 2x + 3)
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OpenStudy (spareb665):
-8x^2+7x-42-7x^3
OpenStudy (anonymous):
So itd be A
OpenStudy (anonymous):
no
OpenStudy (anonymous):
-7(x2-2x+3) -7(x-3)(x+1)
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