I got to the part where

I'm not sure how to evaluate arctan to -infinity...

- Wolfram|Alpha[1%2F(x^2%2B9)%2C[x]]

- Wolfram|Alpha[1%2F%28x^2%2B9%29%2C[x%2C-infinity%2C3]]

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- Oct 21st 2009, 05:47 PMWhoCares357Improper Integral

I got to the part where

I'm not sure how to evaluate arctan to -infinity...

- Wolfram|Alpha[1%2F(x^2%2B9)%2C[x]]

- Wolfram|Alpha[1%2F%28x^2%2B9%29%2C[x%2C-infinity%2C3]] - Oct 21st 2009, 05:50 PMskeeter
- Oct 21st 2009, 05:53 PMWhoCares357