Answer:
An equation of the circle with center (h,k) and radius r is
(x−h)
2
+(y−k)
2
=r
2
So, comparing (x−2)
2
+(y+5)
2
=13 that is (x−2)
2
+(y−(5))
2
=13 with the above equation of circle we get:
h=2, k=−5 and r=
13
Therefore, center of the circle is (2,−5) and radius of the circle is r=
13
Step-by-step explanation:
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