how do plot x(n)=u(n-2)-u(n-5)

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mehdi s
mehdi s 2022-11-3
回答： Ghadeer 2023-10-12
hello i need plot for signal x(n)=u(n-2)-u(n-5) thanks.

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采纳的回答

Maik
Maik 2022-11-5
Ran in:
n = (-20:20);
u_n = n>=0;
u_n_2 = n>=2;
u_n_5 = n>=5;
u_diff = u_n_2 - u_n_5;
subplot(3,1,1); stem(n,u_n_2);xlim([-15 15]); ylim([-2 2])
subplot(3,1,2); stem(n,u_n_5);xlim([-15 15]); ylim([-2 2])
subplot(3,1,3); stem(n,u_diff);xlim([-15 15]); ylim([-2 2])

更多回答（1 个）

Ghadeer
Ghadeer 2023-10-12
X(n) = u(n) + 2u(n-1)+u(n-4)

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