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1.) x(t) = 7 + 5cos(20*pi*t) + 2cos(44*pi*t + (pi/3)) 1.1.) What is the fundamental period...

1.) x(t) = 7 + 5cos(20*pi*t) + 2cos(44*pi*t + (pi/3))

1.1.) What is the fundamental period and frequency of the given signal?

1.2) Write the Fourier coefficients for this signal

1.3.) What is the average value of the signal?

1.4.) Sketch the spectrum

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