Question

Simplify - ab (a²-b²)+b³(a-2b)​

Answer 1

$ab\left(a^2-b^2\right)+b^3\left(a-2b\right)$

$=a^3b-ab^3+b^3\left(a-2b\right)$

$=a^3b-ab^3+ab^3-2b^4$

$=a^3b-2b^4$

Answer 2

Answer:

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