any short trick for this question other than algebraic identity
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(2a+b)3 - ( 2a - b )3 - 6b ( 2a+ b ) ( 2a - b )
.... ( a + b ) ( a - b ) = (a)2 - ( b )2 by this formula
.... ( a + b ) ( a - b ) = (a)2 - ( b )2 by this formula
daksh050:
Send me solutions not formula
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