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If the sum of the slopes of the lines gi...

If the sum of the slopes of the lines given by `x^(2)+2cxy-y^(2)=0` is four times their product, then c has the value

A

2

B

`-1`

C

1

D

`-2`

Text Solution

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The correct Answer is:
A
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MCGROW HILL PUBLICATION-CARTESIAN SYSTEM OF RECTANGULAR COORDINATES AND STRAIGHT LINES -QUESTIONS FROM PREVIOUS YEARS. (AIEEE/JEE MAIN PAPERS)
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