ok these are solved
Last edited by renn25; Nov 8th 2011 at 06:11 AM.
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Originally Posted by renn25 evaluate x/(x^4+x^2+1) evaluate x^2/ sqr( 1-x^2) dx evaluate tan^-1/x^2 dx these questions are slightly modified, they aren't the same question as the ones I need to do. I would just like to see these examples 1. Complete the square then make a substitution. 2. Use a trigonometric substitution. 3. This is unreadable...
ok thanks
Originally Posted by renn25 evaluate x/(x^4+x^2+1) evaluate x^2/ sqr( 1-x^2) dx evaluate tan^-1x/x^2 dx these questions are slightly modified, they aren't the same question as the ones I need to do. I would just like to see these examples Are you sure the third one isn't $\displaystyle \displaystyle \int{\frac{\tan^{-1}{x}}{1 + x^2}\,dx}$?
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