Consider the function g(x,y)=13×3+y2+2xy-6x-3y+4{“version”:”…

Cоnsider the functiоn g(x,y)=13x3+y2+2xy-6x-3y+4{"versiоn":"1.1","mаth":"g(x,y)=13x3+y2+2xy-6x-3y+4"}. (а) Find the criticаl points. (b) Use the second derivative test to find the local extrema. _______