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If the equation K(x^(2)+y^(2))=(3x-y)^(2...

If the equation `K(x^(2)+y^(2))=(3x-y)^(2)` represents a pair of coincident lines, then k=

A

`-5`

B

`5`

C

`-9`

D

`-1`

Text Solution

Verified by Experts

The correct Answer is:
B
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