\\ (۱) ( –
whose
centre is
Find the equation of the circle
[2,-3] and passing through the point (1,2)​

1 thought on “\\ (۱) ( –<br />whose<br />centre is<br />Find the equation of the circle<br />[2,-3] and passing through the point (1,2)​”

1. Step-by-step explanation:

   The equation of circle be (x−h)2+(y−k)2=r2

   center (−2,3)

   ⟹(x+2)2+(y−3)2=r2

   It passes through (4,5)

   ⟹(4+2)2+(5−3)2=r262+22=r2r2=36+4r2=40

   So the equation of circle is (x+2)2+(y−3)2=40

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