Question: Consider a pair of random variables X, Y with joint density fX,Y(x, y) = 8e-2x-4y, for 0 < x,0, < y, And fX,Y (x, y)

Consider a pair of random variables X, Y with joint density
fX,Y(x, y) = 8e-2x-4y,
for 0 < x,0, < y,
And fX,Y (x, y) = 0 otherwise. Find P(X ≤ 4,Y ≤ 8).

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