SOLUTION: Factor 3a^2(a-b)-6z(a-b)+21(a-b)
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Algebra: Expressions involving variables, substitution
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Question 110951
:
Factor
3a^2(a-b)-6z(a-b)+21(a-b)
Answer by
scott8148(5891)
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3(a-b)(a^2-2z+7)