Find the value of `x` , if `25 x=536^2-136^2`

Find the value of x, if 25x=536^(2)-136^(2)

Find the value of x , 3/5 = x/-25

If p = log 20 and q = log 25, find the value of x, if 2 log(x + 1) = 2p - q.

If x=5, find the value of : 2x^(3)-4x^(2)-6x+25

Find the value of the expression 25 x^(2) + 9y^(2) + 30 xy . When x = 8 and y = 10.

Find the value of: 2 x^3 -11 x^2 +44x+27, if x= frac{25}{3-4i}

In each of the following find the value of 'a' : (i) 4x^(2)+ax+9=(2x+3)^(2) (ii) 9x^(2)+(7a-5)x+25=(3x+5)^(2)

Find the value of the expression (36x^(2) + 25y^(2) - 60 xy) , when x = (2)/(3) and y = (1)/(5)