solve the integral of (r)(e^(r/2))dr i got (2re^(r/2) - e^(r/2))/4 + C ..but that's not right. Can you please explain or show me the correct procedure.
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Originally Posted by twilightstr solve the integral of (r)(e^(r/2))dr i got (2re^(r/2) - e^(r/2))/4 + C ..but that's not right. What makes you think that is not correct? Differentiate that answer to see if it is correct.
Originally Posted by twilightstr solve the integral of (r)(e^(r/2))dr i got (2re^(r/2) - e^(r/2))/4 + C ..but that's not right. Can you please explain or show me the correct procedure. Looking at your answer makes me think you did a small silly mistake in the second integral of integration by parts.
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