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    How do you integrate cos^2(x)?

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    How do I integrate cos^2(x)? Please help me with this and include explanations so I can understand it.

    © BrainMass Inc. brainmass.com February 24, 2021, 2:09 pm ad1c9bdddf

    Solution Preview

    See the attached solution file.

    To handle , first use the trig identity . This step does not involve any calculus; we are simply using a trigonometric transformation to put the problem into a form that can be integrated.

    Now factor the division by 2 out of ...

    Solution Summary

    The steps for integrating cos^2(x) are shown with explanations.