Write a function that implements the quadratic equation. Given three inputs $,$ and $c,$ calculate the ro

$r=\frac{-b+-\sqrt[\phantom{2}]{b^2-4ac}}{2a}$

Name your function Quad.

Function $0$

$\%$ Variables

$\%$ Inputs

$\%$ a $($first input argument$)$

$\%$ b $($second input argument$)$

$\%$ c $($third input argument$)$

$\%$ Outputs

$\%$ positive root $($first output argument$)$

$\%$ negative root $($second output argument$)$

$\%$ Function

function $[$quadratic$]=$ Quad $(a,b,c)$;