int(tan(ln x)tan(ln(x)/(2))tan(ln2))/(x)dx

int(tan(1+log x))/(x) dx

int(tan(1+log x))/(x) dx

int cos x log tan((x)/(2))dx

int(4sec^(2)x tan x)/(sec^(2)x+tan^(2)x)dx=log|1+f(x)|+C

int (tan x)/(log (cos x))dx

int(tan(log x))/x dx =

int(log(1+cos x)-x tan((x)/(2)))dx

int(e^(ln tan^(-1)x))/(1+x^(2))dx

int((ln(tan x))/(sin x cos x)dxi se q u a lto (a) (1)/(2)ln(tan x)+c(b)(1)/(2)ln(tan^(2)x)+c(c)(1)/(2)(ln(tan x))^(2)+c(d) none of these

If =int(tan^(5)dx=Atan^(4)x-1/2tan^(2)x+B"ln"|secx|+C) then