Show that the direction cosines of a vector equally inclined to the axes OX, OY and OZ are 1/sqrt(3) , 1/sqrt(3)

Question Asked by a Student from EXXAMM.com Team

Q 1847123083.     Show that the direction cosines of a vector
equally inclined to the axes OX, OY and OZ
are 1/sqrt(3) , 1/sqrt(3) ,1/sqrt(3).`

HINT

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

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