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Simplify the Expression to Either 1 or -1 cot2xcsc2(x)\cot ^ { 2 } x - \csc ^ { 2 } ( - x )

question 131

Multiple Choice

Simplify the expression to either 1 or -1.
- cot2xcsc2(x) \cot ^ { 2 } x - \csc ^ { 2 } ( - x )


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