(10 pts) Given that cos = 13 and O lies in the fourth quadrant, find the other five trigonometric function values of 0. 2. (8 pts each) For each of the following, draw the reference angle and find the exact function value, if it exists: (a) cos( m ) (b) cot(-180)(10 pts each) If cosa = $ and sinb = , where a and b are between 0 and 5, evaluate: (a) sin(a - b) (b) cos 2a 4. (10 pts) Find all solutions in [0, 27): 2 cos2 x = 1