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Use the Fundamental Identities to Simplify the Expression $\cos x ( \csc x - \sec x ) - \cot x$

Question 420

Multiple Choice

Use the fundamental identities to simplify the expression.
- $\cos x ( \csc x - \sec x ) - \cot x$

A) $\cos ^ { 2 } x - \tan ^ { 2 } x$
B) $- 1$
C) 0
D) 1

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