\( \definecolor{colordef}{RGB}{249,49,84} \definecolor{colorprop}{RGB}{18,102,241} \)
The random variable \(X\) with values on \([0, 2]\) has density \(f(x) = \frac{x}{2}\).
Find \(V(X)\).
Capture an image of your work. AI teacher feedback takes approximately 10 seconds.