Quiz #13 Please put your work and answers on a separate piece of paper. Do show all work. You will not get full credit if I can't follow your work. otherwise stated. Solve the equations in problems 1) -3) in the interval [0, 27). Give exact answers unless 1) 4 cos2 x = 1 2) 3 cos x + 3 = 2 sin2 x 3) 3 tan - + 3 = 0 4) Use a half angle identity to find the exact value of cos 1650 5) Given that cot 0 = -3 and