Circles Part 1

Section: Mathematics

Question : 60 of 100

Marks: +1, -0

The tangent to the circle C1:x2+y2−2x−1=0 at the point (2,1) cuts off a chord of length 4 from a circle C2 whose centre is (3,−2). The radius of C2 is :-

[15 Apr 2018 Shift 2]

√2
√6
3
2

Validate

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