5 Find the exact value of each trigonometric expression a

Last updated: 11/20/2023

5 Find the exact value of each trigonometric expression a cos 70 cos 50 sin 70 sin 50 5 Cos 70 50 os 120 21 1 5 b cos 1 12 Cos os 2 233 1 12x 17 55 1 1 2 3 2 2 5 6 Find the exact value of tan 285 10