HELP PLEASE
Identify the center and radius for the following equations:
1. x^2+y^2-12x+6y+45=0
2. x^2+y^2-6x+14y+9=0
Graph the following circle:
1. (x-1)^2+(y+6)^2=0

Question

HELP PLEASE
Identify the center and radius for the following equations:
1. x^2+y^2-12x+6y+45=0
2. x^2+y^2-6x+14y+9=0
Graph the following circle:
1. (x-1)^2+(y+6)^2=0

bluebeta · Answer

@dayakar

bluebeta · Answer

@misty1212

anonymous · Answer

1. 75 - 152
2. 69 - 173

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trojanpoem · Answer

You have the equation in  general form :

 x^2 + y^2 + ax + by + c = 0

Complete the square to get the standard form of circle equation:

(x-a)^2 + (y-b)^2 = r^2

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