SOLUTION: how is the steps done for these? Find the centre and the radius of 1.)25x^2+25y^2=25

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Question 730156: how is the steps done for these?
Find the centre and the radius of
1.)25x^2+25y^2=25



Found 2 solutions by solver91311, MathLover1:
Answer by solver91311(24713)   (Show Source): You can put this solution on YOUR website!


Divide both sides by 25:



Then



is the equation of a circle centered at with radius .

Rewrite your equation:



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Answer by MathLover1(20850)   (Show Source): You can put this solution on YOUR website!
The form of the circle equation is in the format , with the center being at the point (, ) and the radius being "".

....both sides divide by


....compare to and you see that (, )=(, ) and

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