If `tan^(-1)(x-1)/(x-2)+tan^(-1)(x+1)/(x+2)=(pi)/(4),` then find the value of x

If tan^(-1) ((x+1)/(x-1))+tan^(-1)((x-1)/x)=tan^(-1)(-7) , then the value of x is (a) 0 (b) -2 (c) 1 (d) 2

tan^-1 (x-1)/(x-2) + tan^-1 (x+1)/(x+2)=pi/4. find X

Solve : tan^(-1)((x-1)/(x-2))+tan^(-1)((x+1)/(x+2))=pi/4

If tan^(-1)(x+3/x)-tan^(-1)(x-3/x)=tan^(-1)6/x , then the value of x^4 is_____.

If tan^(-1)(x+3/x)-tan^(-1)(x-3/x)=tan^(-1)6/x , then the value of x^4 is_____.

If tan^-1 ((x-3)/(x-4))+tan^-1((x+3)/(x+4))=pi/4 , find x

If tan^(-1)x+tan^(-1)y=pi/4, then write the value of x+y+x ydot

If tan^(-1)x+tan^(-1)y=pi/4, then write the value of x+y+x ydot

If cos^(-1)((6x)/(1+9x^2))=-pi/2+2tan^(-1)3x , then find the value of xdot

Prove that : tan^(-1).(x)/(x+1)- tan ^(-1) (2x +1) = (3pi)/(4)