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AP Calculus AB Trigonometry Review In Exercises 1 & 2, list one positive and one negative coterminal angle. 1. 280α΅ 2. 11π 4 In Exercises 3 & 4, find the reference angle. 3.23210α΅ 4. 7π 6 In Exercises 5 & 6, solve for the missing variable. 5. 6. In Exercises 7 & 8, find the exact values of the six trigonometric functions of the angle ΞΈ (in standard position) whose terminal side passes through the point. 7. (3, -4) 2 5 8. (3 , 2) In Exercises 9 β 11, sketch the graph of the function. 9. y = 2 + sin x 10. g(t) = 3 cos(t + Ο) π 11. f(t) = tan(t - 4 ) In Exercises 12 β 15, use the fundamental trigonometric identities to simplify the trigonometric expression. 12. πππ 2 π₯ + πππ 2 π₯πππ‘ 2 π₯ 14. 1 1 β csc πβ1 csc π+1 13. (sec π₯ β tan π₯)2 15. πππ 2 π₯ 1βsin π₯ In Exercises 16 & 17, verify the trigonometric identity. 16. 1 tan π₯ csc π₯ = cos π₯ 17. πππ 3 π₯ π ππ2 π₯ = (π ππ2 π₯ β π ππ4 π₯) cos π₯ In Exercises 18 β 21, solve the trigonometric equation. 1 18. sin π₯ = β3 β sin π₯ 19. 20. π ππ2 π₯ + 2 cos π₯ = 2 21. 2 sin 2π₯ β β2 = 0 2 sec π₯ β 1 = 0 In Exercises 22 - 23, use the Law of Sines, Law of Cosines, and the given information to solve the triangle. 22. A = 36α΅, a = 8, b = 5 23. a = 11, b = 14, c = 20