#9

Find the area of the following surface using the given explicit description of the surface The cone z2 = 4 (x2 + y?), for 0=Z = 18 Set up the surface integral for the given function over the given surface S as a double integral over a region R in the xy-plane. dS = D dA S R (Type an exact answer, using it as needed.) The surface area is d (Type an exact answer, using it as needed.)