Question: For any two variables x and y, var(ax + by) = avar(x) + bavar(y) + 2abxcov(x,y). Where a and b are any two constant

For any two variables x and y, var(ax + by) =

For any two variables x and y, var(ax + by) = avar(x) + bavar(y) + 2abxcov(x,y). Where a and b are any two constant

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