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04-11-2016
Mathematics

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Solve d2 + 17d + 72 = 0 by factoring.

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04-11-2016

d^2 + 17d + 72 = 0
( d + 8 ) ( d + 9 ) = 0
d = - 8 , d = - 9

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Аноним Аноним

04-11-2016

the answer is (d+8)(d+9) if you just want it factored. but then to solve for d it would be d=-8,-9

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