int tan^(alpha)(x)/(2)dx

int tan^(2)((x)/(2))dx

int"tan"^(2)(x)/(2)dx=?

int tan^(2)(x-3)dx

int tan^(2)(2x-3)dx

int tan(x-alpha).tan(x+alpha).tan 2x dx is equal to

int tan(x-alpha).tan(x+alpha).tan 2x dx is equal to

If int tan(x-alpha)tan(x+alpha)*tan2xdx=plog|sec2x|+qlog|sec(x+alpha)|+rlog|sec(x-alpha)|+c then p+q+r= . . ..

int(tan^(-1)x)/(x^(2))*dx

int x tan x^(2)dx

int(tan x-tan alpha)/(tan x+tan alpha)dx