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If 2 x-4 y=9 and 6 x-12 y+7=0 are common...

If `2 x-4 y=9` and `6 x-12 y+7=0` are common tangtnts to a circle, then radius of the circle is

A

`(sqrt(3))/(5)`

B

`(17)/(6 sqrt(5))`

C

`(sqrt(2))/(3)`

D

`(17)/(3 sqrt(5))`

Text Solution

Verified by Experts

The correct Answer is:
B
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