Question

Cos 3 theta/sin 3 theta?

Answer 1

`cot3theta`

Explanation:

Using the identity `cottheta = costheta/sintheta`, we know that `(cos3theta)/(sin3theta)` = `cot3theta`

Answer 2

`(cos 3t)/(sin 3t) = cot (3t)`

Trig books give:

`cot 3t = (3cot t - cot^3 t)/(1 - 3cot^2 t)`