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Let A be the point (1,2,3) and B be a po...

Let A be the point (1,2,3) and B be a point on the line `(x-1)/-2=(y+1)/3=(z-5)/4=k` Then value of k such that line AB is perpendicular to the plane `4x+9y-18z=6` is

A

`-2/5`

B

`1/5`

C

`2/5`

D

no such value of k is possible

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The correct Answer is:
C
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