Use the Even-Odd Properties to Find the Exact Value of the Expression

question 171

Multiple Choice

Use the even-odd properties to find the exact value of the expression. Do not use a calculator.
- $\cot \left( - \frac { \pi } { 4 } \right)$

• A) \(- \frac { \sqrt { 3 } } { 3 }\)
• B) \(- \sqrt { 3 }\)
• C) 1
• D) \(- 1\)

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