Let XXX be a continuous random variable with PDF f(x)=2xf(x) = 2xf(x)=2x for 0≤x≤10 \le x \le 10≤x≤1. What is P(X≤0.5)P(X \le 0.5)P(X≤0.5)?
0.2
0.25
0.5
0.75