simplify (a+b)whole cube -(a-b)whole cube-6b (a squre-b squre)
120Vaishu2:
plzz help me
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Heyaa Heyaa user!!!
Here's your answer :-
(a+b)³-(a-b) ³-6b(a²-b²)
=a³+b³+3a²b+3ab²-(a³-b³-3a²b+3ab²)-6a²b+6b³
=a³+b³+3a²b+3ab²-a³+b³+3a²b-3ab²-6a²b+6b³
=2b³+6a²b-6a²b+6b³
=2b³+6b³
=8b³
Hope this helps!!!
:-)
Here's your answer :-
(a+b)³-(a-b) ³-6b(a²-b²)
=a³+b³+3a²b+3ab²-(a³-b³-3a²b+3ab²)-6a²b+6b³
=a³+b³+3a²b+3ab²-a³+b³+3a²b-3ab²-6a²b+6b³
=2b³+6a²b-6a²b+6b³
=2b³+6b³
=8b³
Hope this helps!!!
:-)
thanks
my plzr
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