x = y = 333 and z = 334, then value of x³ + y³ + z³ – 3xyz is 

If x is real then the minimum value of (x²-x-1) is :

Solve the following equation.

If then the value of is

If x²+y²+z² = xy + yz + zx, then the value of is

If   then what is the value of  

If x = 2 then the value of is:

If a+b = 1 and a³+b³+3ab=k, then the value of k is :