..:: Discrete Time Signals and Systems on Digital Signal Processing related Questions and Answers

Discrete Time Signals and Systems on Digital Signal Processing related Questions and Answers

Question : What is the output y(n) when a signal x(n)=n*u(n)is passed through a accumulator system under the conditions that it is initially relaxed?
1. (n²+n+1)/2
2. (n(n+1))/2
3. (n²+n+2)/2
4. None of the mentioned
Answer : 2 - (n(n+1))/2