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    Trigonometry

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    Solve the equation for solutions in the interval [0, 360).
    tan 4x = 0

    Which is the correct answer?

    x = 33, 57, 147, 237, 327
    x = 0, 90, 180, 270
    x = 0, 45, 90, 135, 180, 225, 270
    x = 0, 45, 90, 135, 180, 225, 270, 315

    © BrainMass Inc. brainmass.com February 24, 2021, 2:34 pm ad1c9bdddf
    https://brainmass.com/math/trigonometry/trigonometry-29582

    Solution Preview

    tan(4x)=0= tan(180k)
    4x=180k ---> x= 45k.

    Now starting from k=0, we check to see how many k's ...

    Solution Summary

    This shows how to solve a tangent equation on a given interval.

    $2.19

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