If `25^((x+1/2)) = 1`, then the value of `x=` _______

If 2^(x+1)=3^(1-x) then find the value of x.

If x =-1 , then the value of 3x^2= ........

If x=1 , then the value of x^2-x+1= .....

At x = 1 /2 the value of 2x - 1 is ___

If x^(2) + x + 1 =0 , then the value of (x + (1)/(x))^(2) + (x^(2) + (1)/(x^(2)))^(2) + … + (x^(27) + (1)/(x^(27)))^(2) is

(x^2-1)/(x+1)=4 ,then find the value of 'x'.

Ifx=1 what is the value of x^2 -1

If x=-1 then the value of -(-(-x))= ......

If x=1 and y=2 , then the value of x^2-y^2= .......

Find the value of -2x^2 if x=1