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tony11b5
![](https://blog.hocmai.vn/wp-content/uploads/2017/07/hot.gif)
![](https://blog.hocmai.vn/wp-content/uploads/2017/07/hot.gif)
[tex]\int a^x.e^xdx[/tex]
[tex]\int\frac{x^2 -1}{x^4+1}dx[/tex]
[tex]\int\frac{x^3-1}{x^6+2x^4+2x^2+1}dx[/tex]
[tex]\int\frac{x^{2001}}{(1+x^2)^{1002}}dx[/tex]
[tex]\int\frac{x^2+5x +4}{\frac{3}{x}+1}[/tex]
[tex]\int\frac{x^2 -1}{x^4+1}dx[/tex]
[tex]\int\frac{x^3-1}{x^6+2x^4+2x^2+1}dx[/tex]
[tex]\int\frac{x^{2001}}{(1+x^2)^{1002}}dx[/tex]
[tex]\int\frac{x^2+5x +4}{\frac{3}{x}+1}[/tex]
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