Question

3.3. For the continuous-time periodic signal x(t)=2+\cos \left(\frac{2 \pi}{3} t\right)+4 \sin \left(\frac{5 \pi}{3} t\right) determine the fundamental frequency wo and the Fourier series coefficients a such that x(t)=\sum_{k=-\infty}^{\infty} a_{k} e^{j k \omega_{0} t}

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