Question: If f() = cot and f(a) = -3, find the exact value of: (a) f (-a) (b) f(a) + f (a + ) +

If f(θ) = cot θ and f(a) = -3, find the exact value of:

(a) f (-a)

(b) f(a) + f (a + π) + f (a + 4π)


Use the periodic and even–odd properties.

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