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The number of integral values of r for ...

The number of integral values of r for which the circle `(x-1)^2+(y-3)^2=r^2` and `x^2+y^2-8x+2y+8=0` intersect at two distinct points is ____

A

3

B

2

C

5

D

1

Text Solution

Verified by Experts

The correct Answer is:
B
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