`tan^(-1)(cotx)-tan^(-1)(cot2x)=`

Let f(x)=tan^(-1)(1/2 tan2x)+tan^(-1)(cotx)+tan^(-1)(cot^3x) then (1) f((3 pi)/8)=pi (2) f(pi/8)=0 (3) f(pi/8) =pi (4) f((3pi)/8)=0

Find the value of tan^(-1)((1)/(2)tan2A)+tan^(-1)(cot A)+tan^(-1)(cot^(3)A)

Find the value of tan^(-1)((1)/(2)tan2A)+tan^(-1)(cot A)+tan^(-1)(cot^(3)A), for 0

(d)/(dx)[tan^(-1)(cotx)+cot^(-1)(tanx)]=

tan^(-1)(cot x)+cot^(-1)(tan x)

Prove that , tan^(-1)(cotx)+cot^(-1) (tan x) = pi-2x

Prove that , tan^(-1)(cotx)+cot^(-1) (tan x) = pi-2x

tan^(-1)(cotx)+cot^(-1)(tanx) = ______ (0ltxltpi/2)

Solve: tan^(-1)(cotx)+cot^(-1)(tanx)= pi/4