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Two line are given (x-2y)^2+k(x-2y)=0. T...

Two line are given `(x-2y)^2+k(x-2y)=0`. The value of k, so that the distance between then is 3, is

A

k=0

B

`k=pm3sqrt5`

C

`k=pm5(1/2)`

D

k=3

Text Solution

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The correct Answer is:
B
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