Math, asked by kittu3016, 6 months ago

(2a+b) (2a+b+1)-72 factorise the following

Answers

Answered by chinmaya44

1

Step-by-step explanation:

(2a+b)(2a+b+1)-72

=4a^2+2ab+2a+2ab+b^2+b-72

=4a^2+b^2+4ab+2a+b-72

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