∫2x-3/(9+x^2)dx I don't know why, but this problem is giving me some trouble, can anyone help?
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Originally Posted by john0513 ∫2x-3/(9+x^2)dx I don't know why, but this problem is giving me some trouble, can anyone help? Slip it up and consider two different problems $\displaystyle \int \frac{2x}{x^2 + 9}\,dx - 3 \int \frac{1}{9+x^2}\,dx$ and use a (1) u -substitution and (2) trig substitution
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