Find the center-radius form of the equation for the circle with a diameter of endpoints (-1, 3) and (5, -9). O (z +2) + (y - 3)² = 45 %3D O (z - 2) + (y +3)° = V45 %3D O (z+ 2)° + (y- 3)² = V45 %3D O (z - 2) + (y+3)² = 45 %3D

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A: a=1, b=-7 c=-9 d=0

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Q: Stacy says the equation of a circle with a radius of 1/2 and a center at (5,-9) is (x-5)^ 2 -(y+9)^…

A: Write the standard form of equation of circle and Substitute the given values.

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Q: XXI. Determine the equation of a circle whose center is at (4, 5) and tangent to the circle whose…

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