Question

(a/b+c/d) +e/=a/b+(c/d-e/f) is the associated property of addition of rational number.
(state true or false)​

Answer 1

Answer:

the joint distribution of x,y is given by f(x,y) = x+y/21 ,x=1,2,3 y= 1,2 find marginal distributions of x and y find mean of x and y

Answer 2

This is yours answer..

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