(→Guess the Signal) |
(→Guess the Signal) |
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2. <math>a_0=0</math>. | 2. <math>a_0=0</math>. | ||
| − | 3. <math>\ | + | 3. <math>\sum_{n=2}^{9}(-1)^{\frac{3}{4}}x[n]=4</math> |
4. | 4. | ||
==So What Is x[n]?== | ==So What Is x[n]?== | ||
Revision as of 07:21, 25 September 2008
Guess the Signal
1. $ x[n] $ is periodic with N=8.
2. $ a_0=0 $.
3. $ \sum_{n=2}^{9}(-1)^{\frac{3}{4}}x[n]=4 $
4.
