Multiply the following: b^3, 3 b^2, 7 a b^5 - Vidyadip

Question

Multiply the following:
$ b^3, 3 b^2, 7 a b^5 $

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Answer

$ b^3, 3 b^2, 7 a b^5 $
$ b^3 \times 3 b^2 \times 7 a b^5 $
$ =(1 \times 3 \times 7) b^3 \times b^2 \times a b^5 $
$ =21 a b^{10} $

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