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The joint equation of pair lines passing...

The joint equation of pair lines passing through the origin of which one is parallel`3x-y=7` and other is perpendicular to `2x+y=8` is

A

`3x^(2)+xy+2y^(2)=0`

B

`3x^(2)-xy+2y^(2)=0`

C

`3x^(2)+7xy+2y^(2)=0`

D

`3x^(2)-7xy+2y^(2)=0`

Text Solution

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The correct Answer is:
D
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NIKITA PUBLICATION-PAIR OF STRAIGHT LINES-MULTIPLE CHOICE QUESTIONS
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