`2sin(x) + cos(x) = 0` Use a graphing utility to approximate the solutions (to three decimal places) of the equation in the interval `0,2pi)`.

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Chapter 5, 5.3 - Problem 49 - Precalculus (3rd Edition, Ron Larson).
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gsarora17 | (Level 2) Associate Educator

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Solutions of `2sin(x)+cos(x)=0` in the interval (0,2pi)

See the attached graph,

x `~~`  2.700 , 5.800

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