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The slopes of the focal chords of the pa...

The slopes of the focal chords of the parabola `y^(2)=32 x` which are tangents to the circle `x^(2)+y^(2)-4` are

A

`(1)/(2),(-1)/(2)`

B

`(1)/(sqrt(3)),(-1)/(sqrt(3))`

C

`(1)/(sqrt(15)),(-1)/(15)`

D

`(1)/(sqrt(5)),(-1)/(sqrt(5))`

Text Solution

Verified by Experts

The correct Answer is:
C
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