# Revision history [back]

### Beginner: Plot sin 2x or 4cos 2x

Disclaimer: I'm a beginner with Sage.

I'm working with transformations and translations of trig functions, and although I can "plot(sin, (-2,2))" without trouble, how do I plot the following?

sin 2x


or

4cos 2x


Thanks!

### Beginner: Plot sin 2x or 4cos 2x

Disclaimer: I'm a beginner with Sage.

I'm working with transformations and translations of trig functions, and although I can "plot(sin, (-2,2))" without trouble, how do I plot the following?

sin 2x


or

4cos 2x


or

3sin (x+5) -3


Thanks!