Please write by hand it would help me understand more easily

14.7 Maximum and Minimum Values Find the localmaximum and minimum values and saddle point(s) of the function. You are encouraged to use a calculator or computer to graph the function with a domain and viewpoint that reveals all the important aspects of the function. l3. f(a:,y) =23 3:c+3a=y2 Answer i Maximum f(1,0) = 2, minimum H1, {3) = 2, saddle points at (0, i1) Minima f{0,1) = f(,-*1) = f(21r.1] = "1, saddle points at (arr/2, }, (sir/2, ] . Find the absolute maximum and minimum values of f on the set D. 38- f($!y)=wyzaD:{(x!y)lm;01y20!$2+y2 $3}