Готовые дидактические материалы для тренировки устного счета: теорема Виета. 600 примеров. Дмитрий Юрьевич Усенков
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– 17x + 60 = 0
35. x2 + 6x – 7 = 0
36. x2 + 15x + 36 = 0
37. x2 + 1x – 240 = 0
38. x2 – 12x + 27 = 0
39. x2 – 6x – 135 = 0
40. x2 – 19x + 70 = 0
41. x2 + 9x – 22 = 0
42. x2 + 3x – 10 = 0
43. x2 + 20x + 84 = 0
44. x2 – 9x – 10 = 0
45. x2 + 17x + 52 = 0
46. x2 – 13x – 114 = 0
47. x2 + 3x – 88 = 0
48. x2 + 33x + 260 = 0
49. x2 – 12x + 36 = 0
50. x2 – 17x + 0 = 0
51. x2 + 25x + 136 = 0
52. x2 – 18x + 81 = 0
53. x2 – 9x – 90 = 0
54. x2 + 23x + 60 = 0
55. x2 + 25x + 136 = 0
56. x2 – 15x + 50 = 0
57. x2 + 14x – 120 = 0
58. x2 + 5x – 126 = 0
59. x2 – 7x – 120 = 0
60. x2 + 12x – 45 = 0
61. x2 + 26x + 160 = 0
62. x2 + 27x + 162 = 0
63. x2 + 1x – 30 = 0
64. x2 – 6x – 135 = 0
65. x2 + 8x – 105 = 0
66. x2 – 4x – 45 = 0
67. x2 + 15x + 14 = 0
68. x2 – 4x + 3 = 0
69. x2 – 20x + 100 = 0
70. x2 + 10x – 39 = 0
71. x2 + 24x + 140 = 0
72. x2 – 22x + 112 = 0
73. x2 – 27x + 162 = 0
74. x2 – 1x – 6 = 0
75. x2 – 15x – 16 = 0
76. x2 + 34x + 285 = 0
77. x2 + 3x – 238 = 0
78. x2 + 9x + 18 = 0
79. x2 + 10x + 24 = 0
80. x2 – 15x + 44 = 0
81. x2 + 12x + 11 = 0
82. x2 + 18x + 32 = 0
83. x2 + 27x + 170 = 0
84. x2 + 13x + 40 = 0
85. x2 – 2x – 99 = 0
86. x2 – 4x – 96 = 0
87. x2 – 11x – 26 = 0
88. x2 – 3x – 10 = 0
89. x2 – 21x + 90 = 0
90. x2 – 22x + 112 = 0
91. x2 + 25x + 126 = 0
92. x2 + 16x + 55 = 0
93. x2 – 8x – 33 = 0
94. x2 – 12x – 160 = 0
95. x2 – 18x + 0 = 0
96. x2 – 8x – 33 = 0
97. x2 – 2x – 195 = 0
98. x2 + 20x + 75 = 0
99. x2 + 11x + 10 = 0
100. x2 + 2x – 224 = 0
101. x2 + 1x – 240 = 0
102. x2 – 19x + 88 = 0
103. x2 + 11x + 30 = 0
104. x2 – 24x + 128 = 0
105. x2 – 28x + 160 = 0
106. x2 + 12x + 35 = 0
107. x2 + 0x – 256 = 0
108. x2 + 38x + 361 = 0
109. x2 + 13x – 140 = 0
110. x2 – 14x – 15 = 0
111. x2 + 4x – 32 = 0
112. x2 + 36x + 320 = 0
113. x2 – 3x – 180 = 0
114. x2 + 4x + 4 = 0
115. x2 – 13x – 30 = 0
116. x2 + 7x – 98 = 0
117. x2 + 17x + 70 = 0
118. x2 – 12x + 32 = 0
119. x2 – 2x – 3 = 0
120. x2 – 4x – 77 = 0
121. x2 – 29x + 180 = 0
122. x2 + 13x + 42 = 0
123. x2 – 15x