Question: Find the auto correlation functions corresponding to the following signals. (a) x 1 (t) = 2 cos(10t + /3) (b) x 2 (t) = 2

Find the auto correlation functions corresponding to the following signals.

(a) x1 (t) = 2 cos(10πt + π/3)

(b) x2 (t) = 2 sin(10πt + π/3)

(c) x3 (t) = Re [3 exp (j10πt) + 4j exp (j10πt)]

(d) x4 (t) = x1 (t) + x2 (t)

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