Solve the system.x2 + y2 = 106x2 - y2 = 56
A. {(9, -5), (9, 5)}
B. {(9, 5), (5, 9), (-9, -5), (-5, -9)}
C. {(9, 5), (-9, 5), (9, -5), (-9, -5)}
D. {(-9, -5), (-5, -9)}
Answer: C
Mathematics
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