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The two circle x^(2) + y^(2) = r^(2) and...

The two circle `x^(2) + y^(2) = r^(2)` and `x^(2) + y^(2) - 10 x + 16 = 0` intersect at two distinct points . Then which one of the following is correct ?

A

`2 lt r lt 8`

B

`r = 2 ` or r = 8

C

`r lt 2`

D

`r gt 2`

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The correct Answer is:
A
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