Question

Ifa^3+b^3 +3ab=1 then which is correct
A) a+b=1 B)a=b=-2

Answer 1

just answered for points..cuz I was not Abel to ask questions

Answer 2

option A is correct , Suppose a=0 and b=1 or vice Versa. but when you put a=b= -2 equation don't follow