If the plane `2x - 3y + 6z -11 = 0` makes an angle `sin^(-1) alpha` with `X`-axis, then the value of `alpha` is

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Q 1840734613.     If the plane `2x - 3y + 6z -11 = 0` makes an angle `sin^(-1) alpha` with `X`-axis, then the value of `alpha` is
A

`sqrt3/2`

B

`sqrt2/3`

C

`2/7`

D

`3/7`

HINT


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

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