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Find the corrdinates of the point which divides the line segment joining the points A(2,-6,8) and B (-1,3,-4) externally in the ratio 1:3.

A

`((1)/(4), (-3)/(4), 1)`

B

`((1)/(4), (-3)/(4), -1)`

C

`((5)/(4), (-15)/(4), 5)`

D

`((5)/(4), (-15)/(4), -5)`

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The correct Answer is:
A
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