The line x = y touches a circle at the point (1,1). If the circle
also passes through the point (1, - 3) , then its radius is :
3
2
From tha family of circle and line circle touch the line at point (1,1)
.................(1)
It passes through ( 1 , -3 )
Put in (1)
correct option is (2)
Option 1)
3
Option 2)
Option 3)
2
Option 4)
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