Question: Let a probability density function? If not, find> Is f(x, y) a probability density function? If not, find the proper constant to multiply with f(x,

Let

e", x>0, y>1. f(x.y) xe -xy

a probability density function? If not, find"> Is f(x, y) a probability density function? If not, find the proper constant to multiply with f(x, y) so that it will be a probability density.

e", x>0, y>1. f(x.y) xe -xy

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