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Відомо, що E[X]=1, E[Y]=3, Var[X]=4,Var[Y]=1, Cov [X,Y]=1. Знайти E[2X+Y]
Відомо, що E[X]=1, E[Y]=3, Var[X]=4,
Var[Y]=1, Cov [X,Y]=1. Знайти E[2X+Y]
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6
5
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