Solve $\left\{ \begin{array} { l } x ^ { 2 } + y ^ { 2 } = 36 \\x ^ { 2 } - y ^ { 2 } = 36\end{array} \right.$

question 39

Multiple Choice

Solve: $\left\{ \begin{array} { l } x ^ { 2 } + y ^ { 2 } = 36 \\x ^ { 2 } - y ^ { 2 } = 36\end{array} \right.$

• A) \(\{ ( 6,0 ) \}\)
• B) \(\{ ( 36,0 ) \}\)
• C) \(\{ ( 6,0 ) , ( - 6,0 ) \} \}\)
• D) \(\{ ( 0,6 ) , ( 0 , - 6 ) \}\)

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Definitions:

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The portion of environment that contributes to the similarities in upbringing and experiences among individuals living in the same household.