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Factor 4x^2+8x-21 completely

Factor 4x^2+8x-21 completely
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Factor 4x^2+8x-21 completely

asked
User Mike Placentra
by
8.3k points

2 Answers

4 votes
4x^2 + 8x - 21 =
(2x - 3)(2x + 7) <==
answered
User Falomir
by
8.4k points
4 votes
4x^2+8x-21

4x^2-6x+14x-21

2x(2x-3)+7(2x-3)

(2x+7)(2x-3)


answered
User Yih
by
8.0k points
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