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How do i plot?

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Im having problem plotting the sinusoidal time signal for (5+cos(20pt))cos(2p(100)t), having Dt=0.0001s, t=0~0.02 sec.

  1 Comment

Aniket Patil
Aniket Patil on 25 Apr 2018
Please provide good expression.

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Accepted Answer

Pawel Jastrzebski
Pawel Jastrzebski on 25 Apr 2018
Is this what you meant?
dt = 0.0001;
t = 0:dt:0.02;
y = (5+cos(20*pi*t)).*cos(2*pi*100*t);
figure;
plot(t,y);
Output:

  1 Comment

Wei Jun Lee
Wei Jun Lee on 25 Apr 2018
Yes, thank you so much!

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