Question $1[6$ marks$]$

What are the outputs of the following MATLAB$/$OCTAVE commands as they would appear in the command window?

a$)x=[-1$:$2]$

b$)x=[1$:$2$:$7]$

$n=$ length $(x)$

c$)a=\left[\begin{array}{ccccc}9& 0& -3& 0& 8\end{array}\right]$

$b=$ find $($a$)$

d$)s=$size$(\left[\begin{array}{ccccc}2& 4& 6& 8& 10\end{array}\right])$

e$)f=flr(8\mathrm{.}9)$

f$)y=$ linspace $(0,5,5)$