Math, asked by lakshmimanyam, 1 year ago

(2a-3b-c) square expand

Answers

Answered by sarithshaji

0

Hope it helps
Also there are other identities

Answered by ishwarsinghdhaliwal

1

(2a-3b-c)²

Using identity (a+b+c)²= a²+b²+c²+2ab+2bc+2ca

(2a)²+(-3b)²+(-c)²+2(2a)(-3b)+2(-3b)(-c)+2(-c)(2a)

4a²+9b²+c²-12ab+6bc-4ac

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