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The distance between the parallel lines...

The distance between the parallel lines given by
`(x+7y)^(2)+4sqrt(2)(x+7y)-42=0` is

A

2

B

7

C

`4 sqrt(2)`

D

`8 sqrt(2)`

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Verified by Experts

The correct Answer is:
A
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HIMALAYA PUBLICATION-Pair Of Lines-QUESTION BANK
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