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If the lines joining the origin to the p...

If the lines joining the origin to the points of intersection of the line y =mx +2 and the curve `x^(2)+y^(2)=1` are right angles then

A

`m^(2)=1`

B

`m^(2)=3`

C

`m^(2)=5`

D

`m^(2)=7`

Text Solution

Verified by Experts

The correct Answer is:
D
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