Which of the given signals are periodic? - Study24x7
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Ashish Verma
28 Mar 2019 10:18 AM study24x7 study24x7

Which of the given signals are periodic?

A

x(t) = 4 cos(5πt)

B

x(t) = u(t) – 1/2

C

 x(t) = 4u(t) + 2sin(3t)

D

x[n] = 2sin(3n)

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