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The distance between the parallel lines ...

The distance between the parallel lines `9 x^(2)-6 x y+y^(2)+18 x-6 y+8=0` is

A

`(1)/(sqrt(10))`

B

`(2)/(sqrt(10))`

C

`(4)/(sqrt(10))`

D

`sqrt(10)`

Text Solution

Verified by Experts

The correct Answer is:
B
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