... Belgrade, Belgrade, Yugoslavia.Determine the maximum value off(a, b, c) =b −cb + c+c −ac + a+a −ba + b,where a, b, c are the side lengths of a nondegenerate triangle.1083. ... of the third side, x, inorder that the area enclosed be a maximum?(b) Given three sides, a, b and c, of a quadrilateral, what should be the length of the fourthside, x, in order that the area ... Alberta.Determine the maximum value of34 −3x +16 −24x + 9x2− x3+34 −3x −16 −24x + 9x2− x3in the interval −1 ≤ x ≤ 1.358. Proposed by Murray S. Klamkin, University of Alberta.Determine...