Solve the Problem $f ( \theta ) = \cot \theta$ And $f ( a ) = - 4$

question 301

Multiple Choice

Solve the problem.
-If $f ( \theta ) = \cot \theta$ and $f ( a ) = - 4$ , find the exact value of $f ( a ) + f ( a + \pi ) + f ( a + 3 \pi )$ .

• A) \(- 4\)
• B) \(- 12 + 4 \pi\)
• C) \(- 12\)
• D) undefined

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