Which system among the following is a time invariant system? – McqOptions

MCQOPTIONS

1.	Which system among the following is a time invariant system?
A.	y(n) = n x(n)
B.	y(n) = x(n) – x(n-1)
C.	y(n) = x(-n)
D.	y(n) = x(n) cos 2nf
Answer» C. y(n) = x(-n)

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