Question: Suppose E[X] = 1, V[X] = 2, E[Y] = 3, V[Y] = 4, and Cov(X, Y) = 1. Find Cov(3X + 1, 2Y 8).

Suppose E[X] = 1, V[X] = 2, E[Y] = 3, V[Y] = 4, and Cov(X, Y) = −1. Find Cov(3X + 1, 2Y − 8).

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