OpenStax, Algebra and Trigonometry 2e §9.5 Solving Trigonometric Equations · Review Exercise 113 · Trigonometry · Identities

Solving Trigonometric Equations · Review Exercise 113

Use basic identities to simplify the expression.

$sec x cos x + cos x - \frac{1}{sec x}$

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OpenStax, Algebra and Trigonometry 2e · §9.5 Solving Trigonometric Equations · Review Exercise 113

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Checked against the answer in OpenStax, Algebra and Trigonometry 2e.