i was woundering in the second integral instead of making the substituion x+1/2=sinht... cant i just make the substituion x+1=t...and then use the ln|..| formula?
i was woundering in the second integral instead of making the substituion x+1/2=sinht... cant i just make the substituion x+1=t...and then use the ln|..| formula?
No you can't. The ln|...| formula only works when the top is the derivative of the bottom, which it isn't.