Question

What is period of: sin x/2 + cot x/2?

Answer 1

`4pi`

Explanation:

Period of sin (x/2) --> `2(2pi) = 4pi`
Period of cot (x/2) --> `2(pi) = 2pi`
Period of (sin (x/2) + cot (x/2)) --> the least common multiple of
`4pi` and `2pi`.
Answer: `4pi`