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Simplify the Expression to Either 1 or -1 $\tan ^ { 2 } x - \sec ^ { 2 } ( - x )$

Question 306

Multiple Choice

Simplify the expression to either 1 or -1.
- $\tan ^ { 2 } x - \sec ^ { 2 } ( - x )$

A) 1
B) $- 1$

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