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d) x(t/2) 3) Given x (t) = cost, x2(t) = sin it, and xz(t) = xy(t) + x2(t). a) Determine the fundamental periods T and T, of
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H3(t) will not be periodic WP know that when a signal is combination of two or more than two signal then A condition should bgiven that Hilt) = cost Worl Wog=T Hle) = sintit Now we know that time period of signal is defined as that time interval in wpower of any sign periogic We know that signal- IP = 7 Where T is time period Pox1 = (cas t) at el cost ++ tot&T Pr - - / / / / 1t casat&t I T 45 (t + casat) at I 4T + + singt Now , Pola 2 sinte 12 de est AI casat at + 1+ siname) Hla-o

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