Question

यदि a+b-c =0 हो तो a^3 +b^3 -c^3 +3abc का मान होगा

Answer 1

Hey there!

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Given,
a + b - c = 0 .

Now, a + b = c.

Cubing on both sides :

=> ( a + b) ³ = c³
=> a³ + b³ + 3ab(a+b) = c³

Substitute a+b = c.
Now, a³+b³+3abc=c³

Transpose the terms :

=> a³+b³-c³+3abc = 0


Therefore, Required Solution is 0



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Answer 2

Hi,

Please see the attached file!


Thanks