Question

Find all values of α in[0°,360°) to satisfy this equation? cot(α/2)=√3

Answer 1

`60°`

Explanation:

`cot (30°)=sqrt3`
`alpha/2=30°+-180°n`
`alpha=60°+-360°n`

graph{cot(x/2)-sqrt3 [-10, 10, -5, 5]}