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Math Help - Simple Integration - Possibly by the Substitution Method.

  1. #1
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    Simple Integration - Possibly by the Substitution Method.

    Hey Guys,

    Not entirely sure how to tackle the following problem.

    Find the indefinte integral of:

    1) sin(x)/cos^2 (x).

    Thanks
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  2. #2
    Math Engineering Student
    Krizalid's Avatar
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    start by putting u=\cos x.
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  3. #3
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    Perfect.

    Thank you very much.
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