Perform a first derivative test on the function $\backslash ($ f$($x$)=-2$ x$^\{2\}-$x$+3$ ;$[-4,4]\backslash ).$ Question Viewer itical points of the given function. b$.$ Use the first derivative test to locate the local maximum and minimum values. c$.$ Identify the absolute maximum and minimum values of the function on the given interval $($when they exist$).$ b$.$ Locate the maximum value. Select the correct choice below and, if necessary, fill in the answer box within your choice. A$.$ There is a local maximum at $\backslash (\backslash$mathrm$\{$x$\}=-\backslash$frac$\{1\}\{4\}\backslash ).($Simplify your answer.$)$ B$.$ There is no local maximum. Locate the minimum value. Select the correct choice below and, if necessary, fill in the answer box within your choice. A$.$ There is a local minimum at $\backslash (\backslash$mathrm$\{$x$\}=\backslash )($Simplify your answer.$)$ B$.$ There is no local minimum.

I just need help with the $3$rd part of the question please