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Warren Snyder
Mathematics
12 April, 22:46
Factor 4x^2+8x-21 completely
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Philip Oconnell
12 April, 23:01
0
4x^2+8x-21
4x^2-6x+14x-21
2x (2x-3) + 7 (2x-3)
(2x+7) (2x-3)
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Corbin Reeves
12 April, 23:05
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4x^2 + 8x - 21 =
(2x - 3) (2x + 7) <==
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