Find the Area of the Surface with Vector Equation R $( u , v ) = \left\langle u + 2 v , u - 2 v , u ^ { 2 } + 2 v ^ { 2 } \right\rangle$

Short Answer

Find the area of the surface with vector equation r $( u , v ) = \left\langle u + 2 v , u - 2 v , u ^ { 2 } + 2 v ^ { 2 } \right\rangle$ , $u ^ { 2 } + v ^ { 2 } \leq 4$ .