\int_{}^{}sin^7x.cos^3x.dx __________________________________________
\int_{}^{}[TEX]sin^7xcos^3xdx[/TEX]=\int_{}^{}[TEX]sin^7x(1-sin^2x)dsinx[/TEX]=\int_{}^{}[TEX](sin^7x-sin^9x)dsinx[/TEX]=[TEX]\frac{sin^8x}{8}-\frac{sin^{10}x}{10}[/TEX]
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