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SAT-II-Subject-Tests
(A) (5,0)
(B) (5,1) (C) (4,2) (D) (4,3) (E) (3,4) Figure 2 10. If 4 < x < 12 and 6 < y < 8, then which of the following must be true? (A) (B) 2 < xy < 4 (C) 6 < xy < 12 (D) 24 < xy < 96 (E) 32 < xy < 72 11. In Figure 3, three equilateral triangles have a common vertex. x + y + z = (A) 270 (B) 180 (C) 120 (D) 90 (E) 60 Figure 3 12. If the operation φ is defined for all real num- bers x and y by the equation x φ y = xy – y – x, then –2 φ – 1 = (A) –3 (B) –2 (C) 1 (D) 3 (E) 5 GO ON TO THE NEXT PAGE Lesson 8 200 w w w . p e t e r s o n s . c o m / a r c o ARCO ■ SAT II Subject Tests 13. In Figure 4, if the circle has a radius of 3, what is the length of minor arc PR? (A) (B) (C) π (D) (E) 3 π Figure 4 14. What is the slope of the line perpendicular to the line whose equation is ? (A) 1.41 (B) 1.18 (C) .85 (D) .53 (E) .21 15. The number (73) 36 has how many digits when multiplied out? (A) 12 (B) 36 (C) 37 (D) 67 (E) 68 16. What is the least positive integer x for which 12 – x and 15 – x will be non–zero and have opposite signs? (A) 3 (B) 4 (C) 7 (D) 11 (E) 13 17. The solution set to the pair of equations: mx + ny = 15 nx + my = 13 is x = 3 and y = 1. What are the values of m and n? (A) m = 5 n = 3 (B) m = 4 n = 3 (C) m = 3 n = 4 (D) m = 3 n = 5 (E) m = 2 n = 6 18. The lengths of the sides of quadrilateral Q are all integers. If three of the sides have lengths of 3, 4, and 5, then the maximum length of the fourth side is (A) 13 (B) 12 (C) 11 (D) 7 (E) 2 19. In Figure 5, if ABD is a right isosceles triangle, then x = (A) 25 (B) 30 (C) (D) 45 (E) 60 Figure 5 Mathematics Level IC/IIC Subject Tests 201 ARCO ■ SAT II Subject Tests w w w . p e t e r s o n s . c o m / a r c o 20. If xyz ≠ 0, then (A) 4xyz (B) (C) (D) (E) 21. If f(x) = –x 2 – 3 and g(x) = 3 – x 2 , what is the value of f(f(g(7)))? (A) –46 (B) –2119 (C) –73207 (D) –4490164 (E) –7295398 22. A polygon Q with a certain perimeter P will have its greatest area when all of its sides have the same length. What is the maximum area of a rectangle with a perimeter of P units? (A) (B) (C) P 2 (D) 2P 2 (E) 4P 2 23. Which of the following graphs is NOT the graph of a function? (A) (B) (C) (D) (E) GO ON TO THE NEXT PAGE Lesson 8 202 w w w . p e t e r s o n s . c o m / a r c o ARCO ■ SAT II Subject Tests 24. In the figure above, if sin , then JL = (A) 26.83 (B) 13.42 (C) 6.71 (D) 1.12 (E) 0.37 25. An equation for the circle with its center at the origin and passing through the point (1,2) is (A) (B) x 2 + y 2 = 3 (C) x 2 + y 2 = 5 (D) x 2 + y 2 = 9 (E) x 2 + y 2 = 25 26. How many integers are in the solution set of |1 – 3x| < 5? (A) None (B) One (C) Two (D) Three (E) Infinitely many 27. If x, y, and z are positive integers such that 4x + 6y = z, then z must be divisible by (A) 2 (B) 4 (C) 6 (D) 10 (E) 24 28. If the points (–2,4), (3,4), and (3, –2) are connected to form a triangle, the area of the triangle is (A) (B) 6 (C) 12 (D) 15 (E) 24 29. If i 2 = –1 and if k = 2 + i, then k 2 = (A) 1 (B) 3 + 4i (C) 4 + 3i (D) 6 + 7i (E) 9 + 12i 30. If a line contains the points (–2, 1) and (4,4), then the x–intercept is (A) –4 (B) (C) 0 (D) (E) 31. In Figure 7, if the radius of the circle is r, then the ratio = (A) (B) (C) (D) (E) Figure 7 32. f( θ) = sin 2 4 θ + cos 2 4 θ, find f(72°) (A) –.71 (B) –.22 (C) 1.0 (D) 1.26 (E) 4.0 Mathematics Level IC/IIC Subject Tests 203 ARCO ■ SAT II Subject Tests w w w . p e t e r s o n s . c o m / a r c o 33. If f(x) = 3x – 2 and g(f(x)) = x, then g(x) = (A) 3x + 2 (B) 2 – 3x (C) (D) (E) 34. In Figure 8, if AC // GE and GF = x and FE = y, then the ratio = (A) (B) (C) (D) (E) Figure 8 35. If , then c = (A) (B) ab (C) (D) (E) 36. If x 3 y 2 z < 0, then it must be true that (A) x 3 < 0 (B) z < 0 (C) xy < 0 (D) xz < 0 (E) yz < 0 37. If the slope of a line is 3 and the y–intercept is 2, then the x–intercept of the line is (A) (B) (C) –1 (D) (E) 38. For the right triangle in Figure 9, all of the following statements are true EXCEPT: (A) sin θ (B) tan σ (C) cos θ (D) sin θ = cos σ (E) cot σ = tan θ Figure 9 GO ON TO THE NEXT PAGE Lesson 8 204 w w w . p e t e r s o n s . c o m / a r c o ARCO ■ SAT II Subject Tests 39. Three candidates for president of the Student Council—Ashley, José, and Kim—must each be scheduled for a single 10–minute address to the entire student body. If the order of the presentations is determined randomly, how many different orders are possible? (A) 3 (B) 6 (C) 9 (D) 12 (E) 27 40. If x ≠ 0 then = (A) 2 2x (B) 4 –x (C) 4 2x (D) 4 1–x (E) 8 –x All S are M. No P are M. 41. Which of the following conclusions can be logically deduced from the two statements above? (A) All S are P. (B) All M are S. (C) Some S are not M. (D) Some M are P. (E) No P are S. 42. Cube Q has volume V. In terms of V, a cube with edges only one–fourth the length of those of Q will have a volume of (A) (B) (C) (D) (E) 43. If θ is an acute angle and cos θ = , b > 0 and c > 0 and b ≠ c, then sin θ = (A) (B) (C) (D) (E) 44. If a cube has an edge of length 2, what is the distance from any vertex to the center of the cube? (A) (B) (C) (D) (E) 45. If x 2 + ax + bx + ab = 0, and x + b = 2, then x + a = (A) –8 (B) –4 (C) –2 (D) 0 (E) 2 Mathematics Level IC/IIC Subject Tests 205 ARCO ■ SAT II Subject Tests w w w . p e t e r s o n s . c o m / a r c o 46. Figure 10 shows two right circular cylinders, C and C ′. If r = kr′ and h = kh′, then what is the ratio of: ? (A) (B) π (C) k π (D) (E) k 3 Figure 10 47. If the circumference of a circle is 1, what is its area? (A) .08 (B) .79 (C) 1.27 (D) 3.14 (E) 6.28 48. What are the coordinates of the point of in- tersection of the lines having the following equations: (A) (B) (C) (D) (E) 49. In Figure 12, the radius of the circles is 1. What is the perimeter of the shaded part of the figure? (A) (B) π (C) (D) (E) Figure 12 50. If , for what value of x is f(x) undefined? (A) –4 (B) –2 (C) 0 (D) (E) 2 STOP IF YOU FINISH BEFORE TIME IS CALLED, YOU MAY CHECK YOUR WORK ON THIS TEST ONLY. DO NOT WORK ON ANY OTHER TEST IN THIS BOOK. Lesson 8 206 w w w . p e t e r s o n s . c o m / a r c o ARCO ■ SAT II Subject Tests ANSWER KEY 1. D 2. B 3. D 4. E 5. B 6. C 7. D 8. D 9. E 10. D 11. B 12. E 13. C 14. C 15. E 16. E 17. B 18. C 19. A 20. E 21. D 22. A 23. A 24. B 25. C 26. D 27. A 28. D 29. B 30. A 31. B 32. C 33. E 34. D 35. D 36. D 37. B 38. C 39. B 40. A 41. E 42. C 43. E 44. B 45. D 46. E 47. A 48. E 49. A Download 2.86 Mb. Do'stlaringiz bilan baham: |
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