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Let mit1 = x|t| = cas (20 fit) + 4 cas (6 t fit) mltl. 10.cas ( 217 fot! with fo >> fi be

Let mit1 = x|t| = cas (20 fit) + 4 cas (6 t fit) mltl. 10.cas ( 217 fot! with fo >> fi be the modulating and the persband signal of a ASB-Sc communication signel system, respectively. and 1) Find It and xlt) 2) Find and plat X (f) 3) Compute the power Px of the pessbend signal and compare it with the power of the complex envelope P

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