If `x^(2) = -4`then the value of "x" is

If 1/x + 2/3 = 1/(2x) +3/4 them the value of x is

If the third derivative of (x^(4))/((x-1)(x-2)) is (-12k)/((x-2)^(4))+(6)/((x-1)^(4)) , then the value of k is

(x+2)/x=4/2 find the value of x

If x=-2 , then the value of "log"_(4)((x^(2))/(4)) -2 "log"_(4)(4x^(4)), is

If f(x) = x^2 - 3x + 4 , then find the values of x satisfying the equation f(x) = f(2x + 1) .

If x=2+sqrt(3) , then find the value of x^(4)-4x^(3)+x^(2)+x+1 .

If 5(tan^2x - cos^2x)=2cos 2x + 9 , then the value of cos4x is

If 5(tan^2x - cos^2x)=2cos 2x + 9 , then the value of cos4x is

If x<2, then write the value of d/(dx)(sqrt(x^2-4x+4))dot