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umka21 [38]
4 years ago
14

Perform the operations, multiply, and simplify.-a^3b (3a^2 b^5 - ab^4 - 7a ^2 b)

Mathematics
2 answers:
Dafna1 [17]4 years ago
7 0
-a^3b (3a^2 b^5 - ab^4 - 7a ^2 b) \\ \\  =-3a^5b^6-(-a^4b^5)-(-7a^5b^2) \\  \\ =-3a^5b^6+a^4b^5+7a^5b^2
Ulleksa [173]4 years ago
4 0
-a^3b (3a^2 b^5 - ab^4 - 7a ^2 b)=\\
-3a^5b^6+a^4b^5+7a^5b^2
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