Given our objective is to maximize a quantity Z Z defined as…

Given оur оbjective is tо mаximize а quаntity Z Z defined as:  Z = F(x,y) + G(x,y) + H(x,y) where F, G, H are functions with the following properties: F(x,y) has a closed form solution. G(x,y) has a closed form solution. H(x,y) is intractable. H(x,y)