1. $ \ x[n] $ is periodic with period of N = 2
2. $ \sum^{1}_{k = 0}x[n] = 0 $
3. $ \ x[n] $ is odd.
I'm not quite sure how to complete my problem. The signal I'm trying to create is $ x[n] = sin(3 \pi n + \frac{\pi}{2}) $.
