Given that and , hence evaluate
Last edited by Punch; Oct 8th 2010 at 05:59 PM.
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by parts dv = exp(2x-1) u=x
answer is 1.54, which is wrong
Use integration by parts: Let and so, and Now,
Originally Posted by Punch Given that and , hence evaluate Don't use integration by parts, you're asked to use the information given. You should know , so . Now evaluate .
Originally Posted by Amer by parts dv = exp(2x-1) u=x The answer came out to be wrong here because Amer supposed dv = exp(2x-1),, which gives and applying integration by parts would give:
Originally Posted by Prove It Don't use integration by parts, you're asked to use the information given. You should know , so . Now evaluate . after evaluating, ans is 5.436 which is still wrong Also, I did understand this part!! from to Lastly, indeed i am asked to use the information given!! pls do not use integration by part thanks!
Prove It has already shown that : So, gives you 1.543 Regarding your second question: and, So, then, is subtracted form both the sides to get:
Last edited by harish21; Oct 8th 2010 at 08:56 PM.
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