Question
Find a value of $k$ that will make $f$ a probability density function on the indicated interval.$f(x)=k x^{1 / 2} ;[1,4]$
Step 1
Since $k$ is a constant and $x^{1/2}$ is always non-negative for $x \geq 0$, the function $f(x)$ is non-negative on the interval $[1,4]$. Show more…
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