Question:

31 2 sin 0 2 cos 20 39 2 cos2 20 1 cos 20

Last updated: 3/17/2023

31 2 sin 0 2 cos 20 39 2 cos2 20 1 cos 20

31 2 sin 0 2 cos 20 39 2 cos2 20 1 cos 20