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OpenStudy (anonymous):
Factor completely: −7x2 + 14x − 21 A. −1(x2 − 14x + 21) B. −7x(x2 − 2x + 3) C. −7(x2 + 2x − 3) D. −7(x2 − 2x + 3)
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OpenStudy (anonymous):
d
OpenStudy (anonymous):
D
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