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Steady-State and Transient <strong>Response</strong>>> n = -5:20;>> x = (10 + 4*cos(pi/4*n+pi/8) + ...3*cos(pi/3*n-pi/4)).*ustep(n,0);>> y = filter([1 -1 1],1,x);>> subplot(211)>> stem(n,x,'filled')>> grid>> ylabel('x[n]')>> subplot(212)>> stem(n,y,'filled')>> holdCurrent plot released>> stem(n,y,'filled')>> grid>> ylabel('y[n]')>> xlabel('Sample Index n')2015x[n]1050−5 0 5 10 15 202015TransientIntervaly[n]1050Steady-state−5−5 0 5 10 15 20Sample Index nECE 2610 Signals and Systems 6–12
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