Saved Bookmarks
| 1. |
COS 77°\sin 13°+ cos² 52°-sin2 38°+3 cos2 40°\sin2 50°. |
|
Answer» ghcuchvugughfuhfhhfyiyydtichicStep-by-step EXPLANATION:vicchchcjcjvjvvjhcgcgchvjvjcchcjvj |
|