SOLUTION: Use the related angle identities to determine the value of each function a) cos 5π/4 b) sin 11π/6 c) cos 11π/6 Can you please help me out?:) Thankyou

Algebra ->  Trigonometry-basics -> SOLUTION: Use the related angle identities to determine the value of each function a) cos 5π/4 b) sin 11π/6 c) cos 11π/6 Can you please help me out?:) Thankyou      Log On