Question

what is period of this function?

Answer 1

\[y=cotx-tanx-2\tan2x\]

Answer 2

@k142.can you remember the period of this function that I asked yesterday?

Answer 3

it was pi

Answer 4

but one of members introduce this website to me
https://www.desmos.com/calculator
it drew the graph but i think period was pi/4.

Answer 5

I don't think so. if pi/4 is to be the period then the function must repeat itself after x +pi/4 but it doesn't.