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Tangents are drawn from the origin to the curve `y=cos X`. Their points of contact lie on

A

`(1)/(x ^(2))=(1)/(y ^(2)) +1`

B

`(1)/(x ^(2))=(1)/(y ^(2)) -2`

C

`(1)/(y ^(2))=(1)/(x ^(2)) +1`

D

`(1)/(y ^(2))=(1)/(x ^(2)) -2`

Text Solution

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The correct Answer is:
C
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