pls help

Use Excel Solver to obtain the optimal values of the decisions variables and the objective function for part a and part b. 4x1 + 2x2 + 5x3 a. Maximize Subject to 1x + 2x2 + xys 1x2 + 4x2 + 2xy s 3x + 3x2 + x3 X1 X2 X3 2 25 40 30 0 Optimal Values Decision Variables X X2 X3 Objective function value z 10x1 + xy + 3x3 b. Maximize Subject to 1x + 1x2 + 2xys 2x) + 1x2 + 4x3 3 1x + 2x2 + 3xys *. *2*3 25 40 40 0 Optimal Values Decision Variables X X2 X Objective function value z