Question

How do you evaluate the equation `arcsin(sin ((5pi)/6))`?

Answer 1

`arcsin(sin((5pi)/6)) = pi/6`

Explanation:

`arcsin` is only defined as having a range `[-pi/2,+pi/2]`

`sin((5pi)/6) = 1/2 = sin(pi/6)`

`arcsin(sin((5pi)/6))=arcsin(1/2) = pi/6`