GUESS THE PERIODIC SIGNAL

1. The function $ x(t)\! $ is an $ odd\! $ function.

2. x(t) is $ real\! $.

2. $ x(t)\! $ has a fundamental period of $ T = 9\! $.

3. The Pk-Pk of the function is 10.

4. The function is offset by a value of +1.

5. Finally, $ a_{0} = 1\! $.

ANSWER

$ x(t) = 5cos(\frac{2\pi}{9}t)+1\! $

Alumni Liaison

Correspondence Chess Grandmaster and Purdue Alumni

Prof. Dan Fleetwood