Find the integral of tan^2x dx
You can not integrate tan2x but you can integrate sec2x Since sec2x = 1 + tan2x Then tan2x = sec2x-1 so the intragral of tan2x dx = the integral of (sec2x-1) dx = intrgral of sec2x dx + integral of 1 dx = tanx-x +C
You can not integrate tan2x but you can integrate sec2x Since sec2x = 1 + tan2x Then tan2x = sec2x-1 so the intragral of tan2x dx = the integral of (sec2x-1) dx = intrgral of sec2x dx + integral of 1 dx = tanx-x +C
