1.Sketch the double-sided amplitude and phase spectra of the follawing equatian

7 1 - 1.Sketch the double-sided amplitude and phase spectra of the follawing equatian

Sketch the double-sided amplitude & spectra of the following equation,
x(t)=2sin(4pi*t + pi/8) + 12cos(10pi*t).

Please show & explain each step because I’ve been struggling for hours on this problem. Thank you.

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images - 1.Sketch the double-sided amplitude and phase spectra of the follawing equatian

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