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If the lines joining the origin to the intersection of the line y=nx+2 and the curve `x^2+y^2=1` are at right angles, then the value of `n^2` is

A

`m^(2)=1`

B

`m^(2)=3`

C

`m^(2)=7`

D

`2m^(2)=1`

Text Solution

Verified by Experts

The correct Answer is:
C
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