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(-3, 9) is the midpoint of a chord within a circle with center (7,-1) and radius 18. How do I calculate the length of the chord and find the coordinates of the ends of the chord by completing the square?

  • Please clarify your specific problem or provide additional details to highlight exactly what you need. As it's currently written, it's hard to tell exactly what you're asking. – Community Dec 07 '21 at 00:03

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