Question: Given an A M signal u ( t ) = [ A + m ( t ) ] c o s ( 5 0 0

Given an AM signal u(t)=[A+m(t)]cos(500t+6), where the message waveform is m(t)=cos(1000t+3)+2cos(500t+4). please determine the value of A that results in a power efficiency of 50%.
Given an A M signal u ( t ) = [ A + m ( t ) ] c o

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