If a+ b=-1then what is the value of a cube+ b cube-3ab
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Hey dear here is your answer,
We know that a3+b3=(a+b) 3+3ab
So value of a³+b³-3ab=(-1)³
So a³+b³-3ab=-1
Hope it will help u
We know that a3+b3=(a+b) 3+3ab
So value of a³+b³-3ab=(-1)³
So a³+b³-3ab=-1
Hope it will help u
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