matlab question

6. (15%) If OSX s 21,0 sy s 21, z = sin( cos(x0.5) + sin(y)) + 1; write function to generate 3D mesh plot by using 0.1 increment for x and y. Label the x-, y-, and z-axes as "X", "Y", and "Z." Include a title of the plot (Exam 1 - Problem 6). Save the plot as Problem 6. Hint: Use semicolons to prevent Matlab from showing the large matrices or vectors