Question: For the density function (f(x)=c x, 0 leq x leq 1), evaluate (c) so that (f(x)) becomes a probability density function. Then find (operatorname{Pr}{X <0.3}).

For the density function $f(x)=c x, 0 \leq x \leq 1$, evaluate $c$ so that $f(x)$ becomes a probability density function. Then find $\operatorname{Pr}\{X<0.3\}$.

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