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Mathematics 17 Online
OpenStudy (anonymous):

Explain, in complete sentences, how you would completely factor 3x3 + 27x2y – 24xy – 216y2 and check your factors for accuracy.

OpenStudy (anonymous):

look for pairs of terms and their factors = 3x2(x + 9y) - 24y(x + 9y) = (3x^2 - 24y)(x+9y)

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