Can you please just put the code $as$ the answer ONLY $,$Complete the following exercises in MATLAB and upload your code $(.$m file or screensnot$)$ to Canvas, along with the requested output$/$plot$.$

The random variable $x$ has the PMF:

$P_x(x)=\{\begin{array}{ccc}\frac{c}{x},& x=2,4,& 8\\ 0& \text{o}\text{t}\text{h}\text{e}\text{r}\text{w}\text{i}\text{s}\text{e}& \end{array}$

$($a$)$ What is