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If the slope of one of the lines gives b...

If the slope of one of the lines gives by `ax^(2)+2hxy+by^(2)=0` is 5 times the other, then

A

`5 h^(2)=9a b`

B

`5h^(2)=a b`

C

`h^(2)=a b`

D

`9 h^(2)=5 a b`

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