sisser1997 sisser1997

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Mathematics

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the equation of a circle is (x-7)^2 +y^2=225. which of the following are the center and the radius of the circle?

Answer :

evrettelian32 evrettelian32

Today at 3:45 PM

(x-7)^2+y^2=225={x-7- 225-y2}
x=225-y2+7

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