# Math Help - basic integral problem...can't figure it out though

1. ## basic integral problem...can't figure it out though

how do I find the integral of

S (e^x)*x dx

S = integral sign

ANy help appreciated, thanks

2. Originally Posted by derlin
how do I find the integral of

S (e^x)*x dx

S = integral sign

ANy help appreciated, thanks
One approach is to use integration by parts. Read example 1 here: http://www.math.hawaii.edu/~chasse/m242/parts.pdf

3. Thanks a bunch!

that tutorial was extrememly helpful, never heard of LIATE before, but it works well.

Thanks again

btw, the answer is (e^x)(x-1) for those who want to know.