Assume that the probabilities of sending the signals s₁(t) and s₂(t) are not equal, but are given by p and q = 1 - p, respectively. Derive an expression for P_Ethat replaces (9.32) that takes this into account. Show that the error probability is minimized by choosing the threshold to be 

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,(T)+ So, (T) In(p/q)+ Kope (T) – So, (T) %| So1