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If x^(2)+k y^(2)+x-y=0 represents a pair...

If `x^(2)+k y^(2)+x-y=0` represents a pair of lines then `k=`

A

1

B

-1

C

`(1)/(2)`

D

`-(1)/(2)`

Text Solution

Verified by Experts

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