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09-06-2021
Mathematics

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Write an equation of the circle with center (2, -9) and radius 3.

Write an equation of the circle with center 2 9 and radius 3 class=

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09-06-2021

Answer:

[tex]c = {g}^{2} + {f}^{2} + {r}^{2} \\ c = {2}^{2} + {( - 9)}^{2} + {3}^{2} \\ c = 94 \\ = > \: {x}^{2} + {y}^{2} - 4x + 18y + 94 = 0[/tex]

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