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Integral of 1+sin(x) all over cos(x)^2

Is subsitution the best way?

- Thread starter Giuseppe
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- #1

- 42

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Integral of 1+sin(x) all over cos(x)^2

Is subsitution the best way?

- #2

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- #3

TD

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[tex]\int {\frac{{1 + \sin x}}{{\cos ^2 x}}} dx = \int {\frac{1}{{\cos ^2 x}}} dx + \int {\frac{{\sin x}}{{\cos ^2 x}}} dx[/tex]

As he said, the first one is a standard antiderivative, for the second one try [itex]y = \cos x[/itex]

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