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If O < x < ; , solve sin(x) b. 1 (Hint: Check your answer using the unit circle.) c. d. e. None of the above Evaluate f 02 sin(0) do. b. e. 1 None of the above 3 2 sin2(x) + cos2(x) dr. Evaluate a. c. d. e. 1 5 -5 None of the above 1 1 Evaluate a. b. c. d. e. In(2) 1 None of the above