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If the equation 12x^(2)+7xy-py^(2)-18x+q...

If the equation `12x^(2)+7xy-py^(2)-18x+qy+6=0` represents a pair of perpendicular lines then

A

`p=12,q=1`

B

`p=-12,q=-1`

C

`p12,q=-1`

D

`p=-12,q=1`

Text Solution

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The correct Answer is:
A
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