# Chapter 5 - Trigonometric Identities - Section 5.2 Verifying Trigonometric Identities - 5.2 Exercises: 2

$$1$$

#### Work Step by Step

$$\frac{1}{\csc^{2}\theta}+\frac{1}{\sec^{2}\theta}$$ Rewrite using Reciprocal Identities $$\sin^{2}\theta+\cos^{2}\theta$$ $\sin^{2}\theta+\cos^{2}\theta=1$ because of the Pythagorean Identities $$=1$$

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