how to plot fourier series in matlab

i have this homewrok which asked me to plot a fourier series

the issues:

1. i don't know how to change it from unit step function
2. i don't know how to plot it to the 2nd period
3. 

Answer 1

[Sai Pavan]

Hi Faisal,

I understand that you are trying to plot the Fourier series of a periodic signal.

The following resources on plotting signals and array indexing will help you in plotting the signal until two periods.

https://www.mathworks.com/help/matlab/ref/plot.html

https://www.mathworks.com/help/matlab/math/array-indexing.html

Hope it helps.

Regards,

Sai Pavan