Find the area of the following surface using the given explicit description of the surface. the paraboloid z equals 2 left parenthesis x squared plus y squared right parenthesis, for 0less than or equalszless than or equals8 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.

Select the correct answer from each drop-down menu. a system of equations and its solution are given below. system a complete the sentences to explain what steps were followed to obtain the system of equations below. system b to get system b, the equation in system a was replaced by the sum of that equation and times the equation. the solution to system b the same as the solution to system a.]