Completely factor the trinomial.Factor out any common monomials first(including -1,if necessary).?

[匿名]

2008-07-23 12:44 pm

- 3y ^2 + 30y -72

回答 (2)

An ESL Learner

2008-07-23 4:07 pm

✔ 最佳答案

-3y^2 + 30y - 72
= -3(y^2 - 10y + 24)
= -3(y^2 - 4y - 6y + 24)
= -3(y - 4)(y - 6)

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bskelkar

2008-07-23 12:47 pm

3y ^2 + 30y -72 = - 3(y^2 - 10y + 24) = - 3(y-6)(y-4)

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