Guess the Periodic Signal
1. $ x(t)\! $ is real and odd
2. $ x(t)\! $ is periodic with period $ T=4\! $
3. $ a_0=3\! $
4. $ -3<=x<=3\! $
Solution
$ x(t)=3sin(\frac{\pi}{2}t)\! $
1. $ x(t)\! $ is real and odd
2. $ x(t)\! $ is periodic with period $ T=4\! $
3. $ a_0=3\! $
4. $ -3<=x<=3\! $
$ x(t)=3sin(\frac{\pi}{2}t)\! $