matlab code with explanation

2. Mesh and Contour Plots Consider the following function f(r)--where c is a constant. For c = 50 a) Plot f(r) in a 3D mesh plot in the x-y plane with the domain 0.05 r0.5 and 0 s 0s 360. b) Plot contours of constant f(r) values. c) Repeat parts a and b, for c =-50 2. Mesh and Contour Plots Consider the following function f(r)--where c is a constant. For c = 50 a) Plot f(r) in a 3D mesh plot in the x-y plane with the domain 0.05 r0.5 and 0 s 0s 360. b) Plot contours of constant f(r) values. c) Repeat parts a and b, for c =-50