A line makes an angle `alpha, beta, gamma, delta` with the four diagonals of a cube, then `sin^(2)
Channel: Doubtnut
Date: 2020-06-07

A line makes an angle `alpha, beta, gamma, delta` with the four diagonals of a cube, then `sin^(2)alpha+sin^(2)beta+sin^(2)gamma+sin^(2)delta=`