# Question: let x and y be joint continuous random variables with...

###### Question details

Let X and Y be joint continuous random variables with
joint density function

f(x, y) = (e−y

y

0 < x < y, 0 < y, ∞

0 otherwise

Compute E[X2

| Y = y].

f(x, y) = (e−y

y

0 < x < y, 0 < y, ∞

0 otherwise

Compute E[X2

| Y = y].