The points $(1, - 2), (- 2, - 1), (4, 7)$ and $(6, 3)$ are concyclic.
True
False

False

True

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The points

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The points (1,−2),(−2,−1),(4,7) and (6,3) are concyclic.TrueFalse

The points $(1, - 2), (- 2, - 1), (4, 7)$ and $(6, 3)$ are concyclic.
True
False