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The length of the projection of the line...

The length of the projection of the line segment joining the points (5,-1,4) and (4,-1,3) on the plane x+y+z=7 is

A

`sqrt((2)/(3))`

B

`(2)/(sqrt3)`

C

`2/3`

D

`1/3`

Text Solution

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The correct Answer is:
A
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