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nguyenbahiep1

[laTEX]sin x = t \Rightarrow dt = cosx.dx \\ \\ I = \int_{0}^{1}\frac{dt}{(t-2)(t-3)} = \int_{0}^{1} (\frac{1}{t-3} - \frac{1}{t-2})dt \\ \\ I = ln |\frac{t-3}{t-2}| \big|_0^1[/laTEX]
 
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