1. Find the general solution to the trigonometric equation (2 cos0 -1) (tano + 1) = 0. (5 marks: 1 mark for each function value, 1 mark for general solution 2. Graphically solve the equation sin' x - cos' x = -1 and state your solutions in general form. Please include your graph with your numeric solutions. (3 marks: 1 mark for graph, 1 mark for value, 1 mark for general solution) 3. Solve the trigonometric equation 3 sin' 0 + 2sin0 -1 =0 such that 0 ER. (5 marks: 1 mark for factoring, 1 mark for each value, 1 mark for general solution 4. Find the exact value of cos 37 T 12 5. Expand and simplify sec 4 - 0 ) . 6. If cosa = 40 and tanb = 5 - with neither a or b in quadrant I, find the 41 12 exact value for: a ) sin 2b b ) sec (a - b) 7 Prove the identity: 1- cos2 0 sec' 0 - 1 - sin' 0 = cos 20