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- Fs=100; %sampling frequency
- T=1; %signal length
- N=T*Fs; %number of samples
- f=-Fs/2:Fs/N:Fs/2-Fs/N; %frequency vector
- x=cos(2*pi*10*t);
- Xf=fft(x);
- Xf=fftshift(Xf);
- plot(f,abs(Xf)) %magnitude
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