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3. <math>a_3=a_5</math>. | 3. <math>a_3=a_5</math>. | ||
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==So What Is x[n]?== | ==So What Is x[n]?== | ||
Revision as of 07:38, 25 September 2008
Guess the Signal
1. $ x[n] $ is periodic with N=8.
2. $ \sum_{n=2}^{9}(-1)^{\frac{3}{4}}x[n]=4 $.
3. $ a_3=a_5 $.
4.
