Q$2(6$ points$)$ Write a simple MATLAB script to create the following vectors using the indicated operators:

Colon operator:

a$.3456$

$=>x=\left[\begin{array}{cccc}3& 4& -5& 6\end{array}\right]$

b$.2\mathrm{.}0000,1\mathrm{.}5000,2\mathrm{.}0000,4\mathrm{.}0000,6\mathrm{.}0000$

linspace function:

c$.6,8,10,12$

$=>$ linspace

d$.-6,-9,-12,-15,-18,-21$