For what values of a and $b$ is the following function continuous at every $x?f(x)=\{\begin{array}{cc}-2,& x-3\\ ax-b,& -3=3\end{array}$ Find the values of a and $b$ for which the function $f$ continuous at every $x.a=,$ and $b=($Type integers or simplified fractions.$)$ Time Remaining: For what values of a and $b$ is the following function continuous at every $x?f(x)=\{\begin{array}{cc}-2,& x-3\\ ax-b,& -3=3\end{array}$ Find the values of a and