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Q.57 Let X and Y be continuous random variables with the joint probability density function Fxy)=}e, if Iyl sx, x>0 otherwise Then E(CX |Y= -1) equals Q.58 Let X and Y be discrete random variables with P(Y E {0,1}) -1, P(X =0) = P(X- 1)- 7 P(Y 11X 1) = P(Y = OX = 0) = Then 3P(Y=1)- P(Y = 0) equals