Q461
If x1(t) = 2sinπt + cos4πt and x2(t) = 2sin5πt + 3sin13πt, then
A.
x1 and x2 both are periodic
AnswerB.
x1 and x2 both are not periodic
C.
x1 is periodic, but x2 is not periodic
D.
x1 is not periodic, but x2 is periodic
Answer: Option A
Solution
Answer: Option A
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