What is the steady-state response of the system described by the diffe – McqOptions

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1.	What is the steady-state response of the system described by the difference equation y(n)=0.5y(n-1)+x(n) when the input signal is x(n)= 10cos( n/4)u(n) and the system is initially at rest?
A.	13.56cos( n/4 -28.7<sup>o</sup>)
B.	13.56cos( n/4 +28.7<sup>o</sup>)u(n)
C.	13.56cos( n/4 -28.7<sup>o</sup>)u(n)
D.	None of the mentioned
Answer» D. None of the mentioned

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