Find the Solution Set for the System by Graphing Both $$\begin{array} { l } x ^ { 2 } - y ^ { 2 } = 9 \\x ^ { 2 } + y ^ { 2 } = 9\end{array}$$

Multiple Choice

Find the solution set for the system by graphing both of the system's equations in the same rectangular coordinate
system and finding points of intersection.
- $$\begin{array} { l } x ^ { 2 } - y ^ { 2 } = 9 \\x ^ { 2 } + y ^ { 2 } = 9\end{array}$$

A) $\{ ( 3,0 ) , ( - 3,0 ) \}$
B) $\{ ( 0,3 ) , ( 0 , - 3 ) \}$
C) $\{ ( 3,0 ) \}$
D) $\{ ( 0,3 ) \}$