Please include matlab commands and results

(20 pts) Solve the following constrained optimization problem with Matlab. minx f (x) = 2 + 20x: 6x1x2 subject to: 2X1 + X2 26 a. Solve the above problem using Matlab. b. c. d. Solve the above problem using Matlab, but with the first constraint removed. Solve the above problem using Matlab with all constraints removed. Compare the results of these thee solutions, and give some explanation for what happened with the solution in part (b) and palt (c) compared to the result in part (a).