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