If a^2x+2=1, where a is a positive real number other than 1, then x is equal to 

If , the value of 8 × 2  is : 

If then the value of (x +y +z) is

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

is equal to

If x = a - b, y = b - c, z = c - a, then the numerical value of the algebraic expression x³ +y³ + z³ -3xyz will be 

 If , then the value of a is : 

If a=25, b=15 , c=-10 then find the value of