Math, asked by DRAGONITR, 1 year ago

please tell it is so important

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Answered by sri221

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(2a)^2-(3b)^2-2a-3b

By using (a+b)(a-b)=a^2-b^2

(2a-3b)(2a+3b)-1(2a+3b)

(2a+3b)(2a-3b-1)

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