Question: The joint density function of X and Y is (a) Are X and Y independent? (b) Find the density function of X. (c) Find P{X

The joint density function of X and Y is

The joint density function of X and Y is(a) Are

(a) Are X and Y independent?
(b) Find the density function of X.
(c) Find P{X + Y

f(x,y)=Ix 0 < x < 1,0 < y < 1 + y otherwise

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