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Unit step response of the system described by the equation y(n) +y(n-1) =x(n) is:

Posted: Thu Jul 14, 2022 11:34 am
by answerhappygod
a) z2/(z+1)(z-1)
b) z/(z+1)(z-1)
c) z+1/z-1
d) z(z-1)/z+1