Solve Nonlinear Systems by Addition
Solve the System by the Addition

Multiple Choice

Solve Nonlinear Systems By Addition
Solve the system by the addition method.
- $$\begin{array} { l } 2 x ^ { 2 } + y ^ { 2 } = 66 \\x ^ { 2 } + y ^ { 2 } = 41\end{array}$$

A) $\{ ( 5,4 ) , ( 5 , - 4 ) , ( - 5,4 ) , ( - 5 , - 4 ) \}$
B) $\{ ( 4,5 ) , ( - 4,5 ) , ( 4 , - 5 ) , ( - 4 , - 5 ) \}$
C) $\{ ( 5,4 ) , ( - 5 , - 4 ) \}$
D) $\{ ( 4,5 ) , ( - 4 , - 5 ) \}$