Integration of 1 x 2 tan 2 1 x dx July 8, 2019 16 32 64 128 Integration of 1 tan 2 x 1 cot 2 x dx Integration of 1 cos 2 x * 1 tan x 2 dx Integration of cos inverse 1 tan 2 x 1 tan 2 x dx Integral of tan^2x dx Integration of 1/a^2+x^2 dx