The focal chord of y^2 = 16x is tangent ...

The focal chord of `y^2 = 16x` is tangent to `(x-6)^2 + y^2 = 2`, then the possible values of the slope of this chord, are

A

`1,-1`

B

`– 1//2,2`

C

` -2,1//2`

D

`1//2,2`

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A

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