3. Let the joint probability density function of the continuous random variables \( X \) and \( Y \) be
\( f(x, y) = \frac{6}{5}(x^2 + 2xy) \), \( 0 < x, y < 1 \). Then, \( P(X \leq Y) = \)= (3) .
3. Let the joint probability density function of the continuous random variables \( X \) and \( Y \) be
\( f(x, y) = \frac{6}{5}(x^2 + 2xy) \), \( 0 < x, y < 1 \). Then, \( P(X \leq Y) = \)= (3) .