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Mathematics 20 Online
OpenStudy (anonymous):

PLEASE HELP Using the following equation, find the center and radius: x2 -2x + y2 - 6y = 26 (5 points) The center is located at (-1, -3), and the radius is 36. The center is located at (1, 3), and the radius is 36. The center is located at (-1, - 3), and the radius is 6. The center is located at (1, 3), and the radius is 6. (I think it's the third one but i'm not sure)

OpenStudy (anonymous):

@Zale101 @DanJS

OpenStudy (anonymous):

yeah. the final equation that I got was (x-1)^2 + (y-3)^2 = 6^2

OpenStudy (anonymous):

the answer ended up being the last one.

OpenStudy (anonymous):

it was a multiple choice question.

OpenStudy (anonymous):

nope it was 26. in our geometry class they taught us that when we complete the quadratics, when we add the ending to the quadratics ( so like in this case the 1 and 9) we also add them to the ending number, in this case 26 to make it 36. ((idk if this makes any sense to you with the way that I worded it))

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