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Suppose X and Y are jointed distributed random variables with joint pdf f(x,y) given by f(x,y)...

Suppose X and Y are jointed distributed random variables with joint pdf f(x,y) given by

f(x,y) = 8xy 0<y<x<1

= 0 elsewhere

What is P(0<X<1/2 , 1/4<Y<1/2)

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