When you are preparing for subjects, take 2 subjects at a time (one difficult and one easy). First start with your difficult subject and spend as much time as you can. So, when you feel you are stressed...
∫ log x dx use integration by parts. Let u = log x. ∴ du = 1/x dx. and. dv = dx ∴ v= x By substituting u and dv in the formula ∫ u dv = u•v - ∫ v du ∫ log x...