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The output of the AM modulator is given below. a) Write the functions m (t) and c (t). b) Find the modulation index. u(t) =

The output of the AM modulator is given below.

a) Write the functions m (t) and c (t).

b) Find the modulation index.

u(t) = 6 cos 2000n1 +10 cos 6000t +5 cos 2200nt

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