Solve the Problem $A ( x ) = x ^ { 2 } \sqrt { 2,592 - x ^ { 2 } }$

Multiple Choice

Solve the problem.
-A rectangle that is x feet wide is inscribed in a circle of radius 36 feet. Express the area of the rectangle as a function of x. A) $A ( x ) = x ^ { 2 } \sqrt { 2,592 - x ^ { 2 } }$
B) $A ( x ) = x \sqrt { 5,184 - x ^ { 2 } }$
C) $A ( x ) = x \left( 5,184 - x ^ { 2 } \right)$
D) $A ( x ) = x \sqrt { 3,888 - x }$