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Curve b^(2)x^(2) + a^(2)y^(2) = a^(2)b^(...

Curve `b^(2)x^(2) + a^(2)y^(2) = a^(2)b^(2) and m^(2)x^(2)- y^(2)l^(2) = l^(2)m^(2)` intersect each other at right-angle if:

A

`a^(2)+b^(2)=l^(2)+m^(2)`

B

`a^(2)-b^(2)=l^(2)-m^(2)`

C

`a^(2)-b^(2)=l^(2)+m^(2)`

D

`a^(2)+b^(2) = l^(2)-m^(2)`

Text Solution

Verified by Experts

The correct Answer is:
C
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