Solve.x2 + y2 = 130x2 - y2 = -32

A. (7, 9), (9, 7), (-7, -9), (-9, -7)
B. (-7, -9), (-9, -7)
C. (7, 9), (-7, 9), (7, -9), (-7, -9)
D. (7, -9), (7, 9)

Answer: C

Mathematics

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