(b) Consider the signal given by x[n] = e¹u[n]. Is the signal periodic? If so, what is the fundamental period?
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![(b) Consider the signal given by
\[ x[n] = e^{j \frac{2\pi}{3}n} u[n]. \]
Is the signal periodic? If so, what is the fundamental period?](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2F8b5d3f26-cda5-43e5-8223-bfa02258241c%2F8343431b-0b29-4723-ba8b-f8851463b6f6%2F625zab8_processed.jpeg&w=3840&q=75)
Given signal
Periodic Signal: A signal which repeats itself after a definite interval is known as periodic symbol.
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