I used to think I was pretty good at basic integration, then I met this Show that Any advice on how to even start this one would be much appreciated. I think I'm missing a trick somewhere...
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Originally Posted by Stonehambey I used to think I was pretty good at basic integration, then I met this Show that Any advice on how to even start this one would be much appreciated. I think I'm missing a trick somewhere... Try letting .
It looks to me like it is coming from this formula
Let , so that , , and the integral becomes: Use the inverse tangent formula gammaman gave you for this last integral, and you should get the result, particularly if you recall that . --Kevin C.
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