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

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

A

4

B

-4

C

-2

D

2

Text Solution

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The correct Answer is:
A
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HIMALAYA PUBLICATION-Pair Of Lines-QUESTION BANK
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  5. The combined equation of y -axis and the line x-1=0 is

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  11. The distance between the pair of parallel linesx^(2) + 2xy + y^(2) - 8...

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  12. The lines represented by ax^(2)+2hxy+by^(2)=0 are perpendicular to ea...

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  13. The area enclosed by the pair of lines xy = 0, the line x -4 = 0 and y...

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  17. If the pairs of lines x^(2)-2pxy-y^(2)=0 and x^(2)-2qxy-y^(2)=0 be su...

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  20. If the pair of lines ax^2 +2 (a + b) xy + by^2 =0 lie along diameters ...

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