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1. The pmf of a random variable X is given as for x = -1; for x = 0; Px(x) = for x = 1;

1. The pmf of a random variable X is given as for x = -1; for x = 0; Px(x) = for x = 1; for x = 2; Determine the pmf of Y if Y is related to X by Y = 2X2 + 1

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