Which equation describes a circle with center (4, -7) and radius 9?
(x - 4) + (y + 7)2 = 81
(...
Mathematics, 06.04.2021 19:20, Geo777
Which equation describes a circle with center (4, -7) and radius 9?
(x - 4) + (y + 7)2 = 81
(x + 4)2 + (y – 7)2 = 9
(2 – 4)2 + (y + 7) = 9
(x +4)2 + (5 – 7)2 = 81
Answers: 1
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