AP EAMCET Engineering 2016 Code C Paper

Section: Mathematics
© examsiri.com
Question : 28 of 160
 
Marks: +1, -0
A circle S cuts three circles
x2+y2−4x−2y+4=0
x2+y2−2x−4y+1=0 and
x2+y2+4x+2y+1=0 orthogonally. Then the radius of S is
Go to Question: