Math, asked by vedha, 1 year ago

plz solve the 13th problem

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Answers

Answered by mysticd
1
(a+b)^3+(a-b)^3+6a(a^2-b^2)

=a^3+b^3+3a^2b+3ab^2+a^3-b^3-3a^2b+3ab^2+6a^3-6ab^2
we used identities here

=8a^3

remaining all terms cancelled

jesdin: nope i dnt think so
jesdin: oh sry my bad
mysticd: ur welcome
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