Is the answer to integrate x/x+3dx this:

ln|x+3|+c ????

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- Apr 22nd 2008, 09:54 AMnavynukejonesBasic integral problem.
Is the answer to integrate x/x+3dx this:

ln|x+3|+c ???? - Apr 22nd 2008, 10:01 AMIsomorphism
- Apr 22nd 2008, 10:40 AMnavynukejonesAre you sure?
I think you have to use the formula: the integral of du/u = ln|u|+C and in this problem u=x+3 and therefore du=dx.

- Apr 22nd 2008, 10:44 AMdisclaimer
- Apr 22nd 2008, 10:51 AMIsomorphism
- Apr 22nd 2008, 03:12 PMMathstud28