Find Approximate Solutions for the Equation in the Interval $-\pi<\mathbf{X}<\pi$

Find approximate solutions for the equation in the interval $-\pi<\mathbf{X}<\pi$ . Round to three decimal places.
- $3 \cos x = \sec x$

A) $- 2.186,2.186$
B) $- 1.955 , - 0.862,0.862,1.955$
C) $- 2.186 , - 0.955,0.955,2.186$
D) $- 0.955,0.955$

Correct Answer:

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