Determine the standard form of the equation for the circle with center (h,k)= (0,-2) and radius r=9

asked Jul 6, 2019 8.5k views

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Use the std eqn of a circle with center at (h,k) and radius r:

(x-0)^2 + (y+2)^2 = 9^2, or just x^2 + (y+2)^2 = 9^2.

Alialtansaka answered Jul 11, 2019

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