Find the Area of the Surface Generated by Revolving the Curve

Multiple Choice

Find the area of the surface generated by revolving the curve about the indicated axis.
- $y = \sqrt { x } , 3 / 2 \leq x \leq 9 / 2 ; x$ -axis

A) $\left( \frac { 19 \sqrt { 19 } } { 6 } - \frac { 7 \sqrt { 7 } } { 6 } \right) \pi$
B) $\frac { 7 \sqrt { 7 } } { 2 } \pi$
C) $\left( \frac { 7 \sqrt { 7 } } { 2 } - \frac { \sqrt { 3 } } { 6 } \right) \pi$
D) $\frac { 7 \sqrt { 7 } } { 6 } \pi$