33. (tan 0 + 1)(sec 0 – 2) = 0 34. (cot x - 1)(2 sinx + 1) = 0 35. sec?0 – 2 = 0 36. 2sin?x – 1 = 0 37. cosx + 2cos.x - 3 = 0 38. 2csc?x - 5cscx + 2 = 0 39. 2sin?a + sina - 1 = 0 40. 2cos?x + 5cos.x + 2 = 0 41. cosxtan?x = 3cosx 42. 4sin?xcot.x 3cotx = 0

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