Question

What is the length of 1 period in the function

Answer 1

`\begin{gathered} \text{Frequency is given as } \\ f=(2\pi)/(T),\text{ where T is the period and f the frequency } \\ \text{here, the frequency is 2} \\ 2=(2\pi)/(T) \\ 2T=2\pi \\ T\text{ =}\pi \end{gathered}`