Direction cm;ines of the line which is perpendicular to the lines whose direction ratios are 1.- 1, 2 and 2, 1,- 1, ar

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Q 2846812773.     Direction cm;ines of the line which is
perpendicular to the lines whose direction ratios
are 1.- 1, 2 and 2, 1,- 1, are given by
A

`[ -1/(sqrt 35) ,5/(sqrt 35), 3/(sqrt 35 ) ]`

B

`[ -1/(sqrt 35) , -5/(sqrt 35), 3/(sqrt 35 ) ]`

C

`[ 1/(sqrt 35) ,5/(sqrt 35), - 3/(sqrt 35 ) ]`

D

None of these

HINT


Solution
(Provided By a Student and Checked/Corrected by EXXAMM.com Team)

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