Math, asked by harika7ipsvig, 7 days ago

a power3 +2ab-2b power 3 if a=2 b=-1

Answers

Answered by SHLOK277

0

2a−3b)

3

=(2a)

3

+(−3b)

3

+3(2a)(−3b)(2a−3b)

=8a

3

−27b

3

−18ab(2a−3b)

=8a

3

−27b

3

−36a

2

b+54ab

2

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