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The distance of the point (1, 3, -7) fro...

The distance of the point `(1, 3, -7)` from the plane passing through the point `(1, -1, -1)` having normal perpendicular to both the lines `(x-1)/(1)=(y+2)/(-2)=(z-4)/(3) and (x-2)/(2)=(y+1)/(-1)=(z+7)/(-1)` is

A

`(20)/(sqrt(74))` units

B

`(10)/(sqrt(83))` units

C

`(5)/(sqrt(83))` units

D

`(10)/(sqrt(74))` units

Text Solution

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The correct Answer is:
(b)
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