Explore BrainMass

Explore BrainMass

    Derivatives of Trigonometric functions : Horizontal Tangent Line

    Not what you're looking for? Search our solutions OR ask your own Custom question.

    This content was COPIED from BrainMass.com - View the original, and get the already-completed solution here!

    Let f(x) = e sin x - cos x

    How are all the values of x E [-2pi, 2pi] found, such that a tangent line to the curve is horizontal and what are they?

    Please see the attached file for the fully formatted problems.

    © BrainMass Inc. brainmass.com November 30, 2021, 12:31 am ad1c9bdddf
    https://brainmass.com/math/derivatives/derivatives-trigonometric-functions-horizontal-tangent-line-45301

    Attachments

    Solution Preview

    Please see the attached file for the complete solution.
    Thanks for using BrainMass.

    I can't solve this
    Let
    f(x) = e sin x - cos x

    How to ...

    Solution Summary

    Values of x are found such that a tangent line is horizontal. The solution is detailed and well presented. The response received a rating of "5" from the student who originally posted the question.

    $2.49

    ADVERTISEMENT