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October 20, 2014

October 20, 2014

Posted by **Zukii** on Monday, April 4, 2011 at 11:38am.

{e˄x+e˄-x/ e˄x dx

- Calculus -
**Reiny**, Monday, April 4, 2011 at 12:41pmsplit (e^x + e^-x)/e^x into

1 + e^(-2x)

now that integrates nicely into

x - (1/2)e^(-2x) + c , where c is a constant

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