1. If a moving point generates an angle equal to 450, what is the value of the cosine function at that point? A. V3 B. 12 C. 7 D. Va 2. Which of the following is true about P (12, 12) ? A. P is on the unit circle C. P is outside the unit circle B. P is inside the unit circle D. P is at the center of the unit circle 3. Which of the following is equal to sec(-45) ? A. sec(450) B. sec(220" ) C. sec(1350) D. sec(-1350) 4. Which of the following is not a point on the unit circle? A . (1 2 , - 12 ) B.( 1 2 ) C.(. ) D. ( - 2 . - 1 ) ? 5. Which of the following is equal to sit ? A. 600 B. 1500 C. 2100 D. 330 6. The terminal point of an arc in a unit circle is at 0 and lies in the second quadrant. If sin 0 = 12 what is the secant value of 0? A. 13 B. - 12 C. - D. - 7 7. What is the reference angle in radians of the angle that measures 270? A. T B. " C. " D." 8. What is the measure of the reference angle for an angle of -310 in standard position? A. 310 B. -50 C. 50 D. -130 9. Which of these angles is coterminal with an angle of 230 in standard position? A. -130 B. 130 C. -230 D. 40 10. Which of these angles is NOT coterminal with an angle of -240 in standard position? A. 120 B. -600 C. -60 D. 480 11. What is 85 in radians? A. 85rt radians B. 15300 radians C. radians D. 1 x radians 12. What is -240 in radians? A. -240n rad B. -2rad C. _ 43200 rad D. - in rad13. What is -6x radians in degrees? A. -344 B. -19 C. -1080 D. -20 14. Which angle is NOT coterminal with an angle of - radians in standard position? A. B. ST. C. On 15. What is sin ? A. - 1 B. 1 C. - D. 16. What is the value of csc 30? A. - 2 B. 2 NIN 17. Which function below has this graph? A. y = sin x B. y = tan x C. y = cos x D. y = cot x 18. What is the amplitude of the function y = 9 sin x? A. 971 B. 18 C. 9 D. - 9 19. What is the period of the function y = tan 5x? A. - B. C. D.Refer to # 20 - 22 20. What is the amplitude of this sinusoidal function? A. - C. - D. NIN B. T 21. What is the period of the function? C. - - NIM A.- B. It 22. What is the phase shift of the graph of the function? B. T C. - D. NIX A. - 23. Which numbers is NOT in the domain of y = tan 3x? A. ?" B. 7 C. 24. What is the range of the sine function? A. Set of real numbers B. Between - 1 and 1 C. 0, 71, 271, .. ni where n is an integer D. " 31 27.. 7 where n is an odd integer 25. Which of the following is the zeros of the cosine function? in A. Set of real numbers B. Between - 1 and 1 C. 0, It, 21, ... nut where n is an integer ."" where n is an odd integer