Question: please quickly Let x and be a random variables with probability density function f(xy)=k Osxsys1 1- Find the constant k 2- Find E(xy) 3- v(y)

please quickly

please quickly Let x and be a random variables with probability density

Let x and be a random variables with probability density function f(xy)=k Osxsys1 1- Find the constant k 2- Find E(xy) 3- v(y)

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