Explore BrainMass
Share

Explore BrainMass

    Which of the following is identical to cos (x+ (Pi/2))?

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

    Which of the following is identical to cos(x+(Pi/2))?

    -sin x
    sin x
    sinx+cosx
    cos x.

    © BrainMass Inc. brainmass.com October 9, 2019, 6:56 pm ad1c9bdddf
    https://brainmass.com/math/trigonometry/cosine-relations-102816

    Solution Summary

    Cosine relations are investigated in the solution.

    $2.19