| Line 5: | Line 5: | ||
2. <math>\sum_{n=0}^{4}x[n] = 4</math> | 2. <math>\sum_{n=0}^{4}x[n] = 4</math> | ||
| + | |||
| + | 3. <math>\sum_{n=1}^{5}(-1)^nx[n] = 2</math> | ||
Revision as of 12:12, 25 September 2008
Guess the Periodic Signal
A certain periodic signal has the following properties:
1. N = 5
2. $ \sum_{n=0}^{4}x[n] = 4 $
3. $ \sum_{n=1}^{5}(-1)^nx[n] = 2 $
