Solve Nonlinear Systems by Addition
- $$\begin{array} { l } 7 x ^ { 2 } + y ^ { 2 } = 49 \\7 x ^ { 2 } - y ^ { 2 } = 49\end{array}$$

question 56

Multiple Choice

Solve Nonlinear Systems By Addition
- $$\begin{array} { l } 7 x ^ { 2 } + y ^ { 2 } = 49 \\7 x ^ { 2 } - y ^ { 2 } = 49\end{array}$$

• A) \(\{ ( \sqrt { 7 } , 0 ) , ( - \sqrt { 7 } , 0 ) \}\)
• B) \(\{ ( 7,0 ) , ( - 7,0 ) \}\)
• C) \(\{ ( 0 , \sqrt { 7 } ) , ( 0 , - \sqrt { 7 } ) \}\)
• D) \(\{ ( 0,7 ) , ( 0 , - 7 ) \}\)

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