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Which of the following is the equation for a circle with a center of (−2, −3) and a radius of 7?

Which of the following is the equation for a circle with a center of (−2, −3) and-example-1
User Rikonator
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1 Answer

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6 votes

Okay, here we have this:

Considering the provided information, and that the form of the standard circle equation is (x-h)²+(y-k)²=r², where the centered at (h, k), and radius r, so replacing with the provided data, we obtain:

(x-h)²+(y-k)²=r²

(x-(-2))²+(y-(-3))²=(7)²

(x+2)²+(y+3)²=49

Finally we obtain that the correct answer is the first option

User GregoryK
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