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6. (20 pts) Let the joint p.m.f. of X and Y be defined by a) Find P(X+Y-3) P(Y=1=2) P(y-2x-1) b) Find P(X-Y <2) f(x,y)=-1.1.3-1.2
6. (20 pts) Let the joint p.m.f. of X and Y be defined by a) Find P(X+Y-3) P(Y=1=2) P(y-2x-1) b) Find P(X-Y
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Discrete and Combinatorial Mathematics An Applied Introduction
Authors: Ralph P. Grimaldi
5th edition
201726343, 978-0201726343
