Mathematics
Mathematics, 13.12.2019 01:31, KaliBratz

3) x2 + 4x - 21
a) (x - 3)(x - 7)
0) not factorable
& (x-3)(x+7)
(x+3)(x-7)

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Answers: 3
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3) x2 + 4x - 21
a) (x - 3)(x - 7)
0) not factorable
& (x-3)(x+7)
(x+3)(x-7)...

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