\( \definecolor{colordef}{RGB}{249,49,84} \definecolor{colorprop}{RGB}{18,102,241} \)
The table below gives some values for the function \(f(x) = ax^2 + c\). Find the values of \(a\) and \(c\) and complete the table.
\(x\) \(-1\) \(0\) \(2\) \(3\)
\(f(x)\)
\(-1\) \(11\)