Solve the system by the addition method.x2 + y2 = 145x2 - y2 = -17
A. {(8, -9), (8, 9)}
B. {(-8, -9), (-9, -8)}
C. {(8, 9), (9, 8), (-8, -9), (-9, -8)}
D. {(8, 9), (-8, 9), (8, -9), (-8, -9)}
Answer: D
Mathematics
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