Find All Real Solutions to the System of Equations Using $\begin{array} { l } x ^ { 2 } + y ^ { 2 } = 100 \\x ^ { 2 } - y ^ { 2 } = 100\end{array}$

question 50

Multiple Choice

Find all real solutions to the system of equations using the addition method.
- $\begin{array} { l } x ^ { 2 } + y ^ { 2 } = 100 \\x ^ { 2 } - y ^ { 2 } = 100\end{array}$

• A)(-10, 0), (-10, 10)
• B)(10, 0), (-10, 0)
• C)(10, 10), (-10, 10)
• D)(10, 0), (10, 10)

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