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1. Let X and Y have joint pdf: fxv(x, y) = k(x +y) for 0 1. Let X and Y have joint pdf: (a) (b)

1. Let X and Y have joint pdf: fxv(x, y) = k(x +y) for 0

1. Let X and Y have joint pdf: (a) (b) (c) = + y) for 1,0SyS l. (6 points) Find k. (7 points) Find the marginal pdfs of X and Y. (7 points) Find < X2].

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