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Distributionshard
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A point (X,Y)(X, Y)(X,Y) is chosen uniformly within the unit disk x2+y2≤1x^2 + y^2 \le 1x2+y2≤1. What is the marginal PDF fX(x)f_X(x)fX​(x) for ∣x∣≤1|x| \le 1∣x∣≤1?