Q: ex(1+x)/cos2(xex) dx is equal to Share with your friends Share 0 Manbar Singh answered this Let I = ∫exx+1cos2xex dxput xex = t⇒xex + ex dx = dt⇒exx+1dx = dtNow, I = ∫dtcos2t = ∫sec2t dt = tan t + C = tanxex + C 4 View Full Answer
