`2tan^2 (x) + 7tan(x) - 15 = 0` Use a graphing utility to approximate the solutions (to three decimal places) of the equation in the interval `0,2pi)`.

Textbook Question

Chapter 5, 5.3 - Problem 57 - Precalculus (3rd Edition, Ron Larson).
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gsarora17 | (Level 2) Associate Educator

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See attached graph

Solutions in the given interval are,

x `~~` 1.000 , 1.750 , 4.125 , 4.875

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scisser | (Level 3) Honors

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Please see attached graph

x ≈ 0.450

x ≈ 1.120

x ≈ 1.900

x ≈ 3.590

x ≈ 4.325

x ≈ 5.040

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