Question 1.
Sketch the z-plane pole-zero plot and determine the stability status for the following digital system. Determine the h(n) in MatLab.
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Question 2.
A relaxed DSP system is described by the difference equation
y(n)+0.1y(n-1)-0.2y(n-2) = x(n) +x(n-1)
Find and sketch the first ten terms of the impulse response of the signal in MatLab.
Question 3.
Consider a difference equation with its initial conditions.
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Determine y(n) in MatLab.