WHICH OF THESE IS TRUE ???| Cos(alpha) - Cos(bets) | >= | (alpha) - (beta) || Cos(alpha) + Cos(bets) | >= | (alpha) - (beta) || Cos(alpha) - Cos(bets) | >= | (alpha) + (beta) || Cos(alpha) + Cos(bets) | >= | (alpha) + (beta) |

Mohit Mittal , 14 Years ago

Grade 12