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A:b = [1 1];a = [1 -0.9 0.81];x = ones(1,100);y = filter(b,a,x); B:b = [1 1];a = [1 0.9 -0.81];x = ones(1,100);y = filter(b,a,x); 答案: b = [1 1];a = [1 -0.9 0.81];x = ones(1,100);y = filter(b,a,x);

数字信号处理 知到智慧树答案满分完整版章节测验  z5899第37张

A:b = [1 1];a = [1 -0.9 0.81];x = ones(1,100);y = filter(b,a,x);
B:b = [1 1];a = [1 0.9 -0.81];x = ones(1,100);y = filter(b,a,x);
答案: b = [1 1];a = [1 -0.9 0.81];x = ones(1,100);y = filter(b,a,x);

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