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If the line, ax+ by + c = 0 is a normal ...

If the line, `ax+ by + c = 0` is a normal to the curve `xy =2`

A

`a gt 0, b gt 0`

B

`a gt 0, b lt 0`

C

`a lt 0, b lt 0`

D

Data is insufficient

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The correct Answer is:
B
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