Question: Let X (t) and X (t) be two jointly wide sense stationary Gaussian random processes with zero- means and with autocorrelation and cross- correlation functions

Let X (t) and X (t) be two jointly wide sense stationary Gaussian random processes with zero- means and with autocorrelation and cross- correlation functions denoted as , RXY (r), and RXY (r). Determine the cross- correlation function between X2 (t) and Y2 (t)

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