Find the Area of the Surface with Vector Equation R $( s , t ) = \langle s \cos t , s \sin t , s \rangle$

Short Answer

Find the area of the surface with vector equation r $( s , t ) = \langle s \cos t , s \sin t , s \rangle$ , $1 \leq s \leq 5$ , $0 \leq t \leq 2 \pi$ .