OpenStax, Algebra and Trigonometry 2e §9.5 Solving Trigonometric Equations · Exercise 176 · Trigonometry · Identities

Solving Trigonometric Equations · Exercise 176

For the following exercise, rewrite the sum or difference as a product.

Find the solutions of $se c^{2} x - 2 sec x = 15$ on the interval $[0, 2 π)$ algebraically; then graph both sides of the equation to determine the answer.

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OpenStax, Algebra and Trigonometry 2e · §9.5 Solving Trigonometric Equations · Exercise 176

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