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Evaluate the Expression cot⁡(n⋅180∘)\cot \left( n \cdot 180 ^ { \circ } \right)

Question 219

Multiple Choice

Evaluate the expression.
- cot⁡(n⋅180∘) \cot \left( n \cdot 180 ^ { \circ } \right)


A) -1
B) Undefined
C) 0
D) 1

Correct Answer:

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