Can a vector have direction angles `30^{ circ},45^{ circ},60^{ circ}`?

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Q 1421534421.     Can a vector have direction angles `30^{ circ},45^{ circ},60^{ circ}`?
A

No, A vector cannot have direction angles `30^{ circ}, 45^{ circ}, 60^{ circ}`

B

Yes, A vector can have direction angles `30^{ circ}, 45^{ circ}, 60^{ circ}`

C

can't determine

D

None of these

HINT

If `l, m , n` are the d.c.s of a vector, then `l^2+m^2+n^2=1`

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

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