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    Verifying Identities

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    Verify the identity in the attached document.

    © BrainMass Inc. brainmass.com March 4, 2021, 6:27 pm ad1c9bdddf
    https://brainmass.com/math/trigonometry/verifying-identities-45588

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    Verify this identity:

    cos(x+y) cos(x-y) = cos2x ...

    Solution Summary

    The solution assists with verifying identities in the given scenario.

    $2.49

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