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A stationary signal X(t) has the autocorrelation function γX(τ) = 21e−5|τ| cos 20πτ + 6 cos 8πτ Find the variance of the

Posted: Sun Jul 03, 2022 12:11 pm
by answerhappygod
A stationary signal X(t) has the autocorrelation function
γX(τ) = 21e−5|τ| cos 20πτ + 6 cos8πτ
Find the variance of the signal.