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Is my answer correct? Simplify the expression. (1 + cot0)(1 - cot 0)- csc 0 @ B. 2cot 0 2cot20

Is my answer correct?

Simplify the expression. (1 + cot0)(1 - cot 0)- csc 0 @ B. 2cot 0 2cot20

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