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If the line x -1=0 is the directrix of t...

If the line x -1=0 is the directrix of the parabola `y^(2)-kx+8=0` then one of the values of k is

A

`(1)/(6)`

B

8

C

4

D

`(1)/(4)`

Text Solution

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The correct Answer is:
C
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