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The equation of the tangents drawn from ...

The equation of the tangents drawn from the origin to the circle `x^(2)+y^(2)-2rx-2hy+h^(2)=0` are

A

x=0

B

y=0

C

`(h^(2)-r^(2))x-2rhy=0`

D

`(h^(2)-r^(2))x+2rhy=0`

Text Solution

Verified by Experts

The correct Answer is:
`(h^(2)-r^(2))x-2rhy=0`
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