Q337
Which one of the following must be satisfied if a signal is to be periodic for -∞ < t < ∞?
A.
x(t + T0) = x(t)
AnswerB.
x(t + T0) = dx(t)/dt
C.
x(t + T0) = x(t)dt
D.
x(t + T0) = x(t) + kT0
Answer: Option A
Solution
Answer: Option A
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