Question

How do I find the value of csc 11pi / 6?

Answer 1

Find `sin ((11pi)/6)`

Ans: - 2

Explanation:

On the trig unit circle,

`sin ((11pi)/6) = sin (-pi/6 + 2pi) = sin (-pi/6) = -sin (pi/6) = - 1/2`

`csc ((11pi)/6) = 1/sin ((11pi)/6) = - 2`