Two charged particles are located on the x$-$axis. The particle with charge

q$1=6\mathrm{.}00$C

is located at

x$1=1\mathrm{.}25$ cm

and the particle with charge

q$2=2\mathrm{.}06$C

is located at

x$2=1\mathrm{.}80$ cm$.$

$($a$)$

Determine the total electric potential $($in V$)$ at the origin.

V

$($b$)$

Determine the total electric potential $($in V$)$ at the point with coordinates $(0,1\mathrm{.}50$ cm$).$

V