A line makes angles \(\alpha, \beta, \gamma\) and \(\delta\) with the diagonals of a cube, then the value of \(\cos^{2}\alpha+\cos^{2}\beta+\cos^{2}\gamma+\cos^{2}\delta\) is
Answer & explanation
Correct answer: option 2
Find the values of \(\cos \alpha, \cos \beta, \cos \gamma, \cos \delta\)