engineering recuitment GATE ECE 2023-24 Test Series Engineering Mathematics Probability Continuous Distributions
Let , X and Y are two random variables. Their joint probability density function has shown below
\(f_{xy}(x,y)= \left\{ {\begin{array}{*{20}{c}} {{k(x-1/4)},\;(x \ge0) ⋂(y\ge0)⋂(x+y\le1)}\\ {{0},\; elsewhere} \end{array}} \right.\)
The value of k is ______
Enter numerical value using the virtual keypad. Round off where necessary.