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AB is a focal chord of y^(2)=4x with A(2...

AB is a focal chord of `y^(2)=4x` with `A(2,2sqrt2)`. The radius of the circle which is described on AB as diameter is

A

`5//4`

B

`4//5`

C

`9//4`

D

`4//9`

Text Solution

Verified by Experts

The correct Answer is:
C
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