§. Natural va butun sonlar
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§. Natural va butun sonlar
A) x– 2 B)(x2 + 4)/(x – 2) C) –(x+2) D) x+2 49. A) x– 2B)(x2 + 4)/(x – 2) C) –(x+2) D) x+2 50. A) x– 2 B)(x2 + 4)/(x – 2)C) –(x+2) D) x+2 51. A) x– 2 B)(x2 + 4)/(x – 2) C) –(x+2) D) x+2 52. A)x/(x – 1) B) x/(1 – x) C) – x/(x + 1) D) x/(x + 1) 53. A) x/(x – 1) B) x/(1 – x) C) – x/(x + 1) D) x/(x + 1) 54. A) x/(x – 1) B) x/(1 – x) C) – x/(x + 1) D) x/(x + 1) 55. A) x/(x – 1) B) x/(1 – x) C) – x/(x + 1)D) x/(x + 1) 56. A) x2 – 4x–12 B) (x+2)2 C) x2 – 4x+12 D)x2 + 4x+12 57. A) x2 – 4x–12B) (x+2)2 C) x2 – 4x+12 D)x2 + 4x+12 58. A)– 1/x B) 1/x C)x D)–x 59. A) – 1/x B) 1/x C)x D)– x 60. A)– 1/x B) 1/x C)x D)– x 61. A)– 1/xB) 1/x C)x D)– x 62. A)– 1/xB) 1/x C)x D)– x 63. A) 1/(a + 1) B) 1/(a + 3) C) 1/(a – 1) D) 1/(a – 3) 64. A) 1/(a + 1) B) 1/(a + 3) C) 1/(a – 1) D) 1/(a – 3) 65. A) 1/(a + 1) B) 1/(a + 3) C) 1/(a – 1) D) 1/(a – 3) 66. A) 1/(a + 1) B) 1/(a + 3) C) 1/(a – 1) D) 1/(a – 3) 67. A) 68. A) 69. A) 70. A) 71. A) 72. A) 73. A) 74. A) 75. A) 76. A) 77. A) 78. |−abc| = −abc, |a−b| = −b + a va |−b| = b bo’lsa, quyidagilardan qaysi biri har doim o’rinli. A) b<0 B) 0 79. A) 9 B) 12 C) 15 D) 24 Download 0.76 Mb. Do'stlaringiz bilan baham: |
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