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Random Quadratic Equations (Slower version) - Statistics
General Stats
- This quiz has been taken 391 times
- The average score is 13 of 15
Answer Stats
| Equation | Solutions | % Correct |
|---|---|---|
| x² - 100 | -10 and 10 | 100%
|
| x² + 20x + 100 | -10 and -10 | 100%
|
| x² - x - 110 | -10 and 11 | 100%
|
| x² - 22x + 121 | 11 and 11 | 100%
|
| x² - 3x - 180 | -12 and 15 | 100%
|
| x² - 26x + 169 | 13 and 13 | 100%
|
| x² - 27x + 182 | 13 and 14 | 100%
|
| x² - 196 | -14 and 14 | 100%
|
| x² + 29x + 210 | -14 and -15 | 100%
|
| x² - 1 | -1 and 1 | 100%
|
| x² + 11x + 10 | -1 and -10 | 100%
|
| x² - 12x + 11 | 1 and 11 | 100%
|
| x² - 13x + 12 | 1 and 12 | 100%
|
| x² + 13x + 12 | -1 and -12 | 100%
|
| x² + 15x + 14 | -1 and -14 | 100%
|
| x² - x - 2 | -1 and 2 | 100%
|
| x² + 4x + 3 | -1 and -3 | 100%
|
| x² - 5x + 4 | 1 and 4 | 100%
|
| x² - 3x - 4 | -1 and 4 | 100%
|
| x² + 6x + 5 | -1 and -5 | 100%
|
| x² - 7x + 6 | 1 and 6 | 100%
|
| x² - 6x - 7 | -1 and 7 | 100%
|
| x² - 8x - 9 | -1 and 9 | 100%
|
| x² + 17x + 30 | -2 and -15 | 100%
|
| x² + 5x + 6 | -2 and -3 | 100%
|
| x² - 6x + 8 | 2 and 4 | 100%
|
| x² - 2x - 8 | -2 and 4 | 100%
|
| x² - 7x + 10 | 2 and 5 | 100%
|
| x² + 7x + 10 | -2 and -5 | 100%
|
| x² - 8x + 12 | 2 and 6 | 100%
|
| x² + 9x + 14 | -2 and -7 | 100%
|
| x² - 6x - 16 | -2 and 8 | 100%
|
| x² + 10x + 16 | -2 and -8 | 100%
|
| x² - 13x + 30 | 3 and 10 | 100%
|
| x² + 13x + 30 | -3 and -10 | 100%
|
| x² + 14x + 33 | -3 and -11 | 100%
|
| x² + 15x + 36 | -3 and -12 | 100%
|
| x² - 10x - 39 | -3 and 13 | 100%
|
| x² - 7x + 12 | 3 and 4 | 100%
|
| x² - x - 12 | -3 and 4 | 100%
|
| x² + 9x + 18 | -3 and -6 | 100%
|
| x² + 11x + 24 | -3 and -8 | 100%
|
| x² - 14x + 40 | 4 and 10 | 100%
|
| x² - 16x + 48 | 4 and 12 | 100%
|
| x² - 8x - 48 | -4 and 12 | 100%
|
| x² + 17x + 52 | -4 and -13 | 100%
|
| x² - 16 | -4 and 4 | 100%
|
| x² - 10x + 24 | 4 and 6 | 100%
|
| x² - 15x + 50 | 5 and 10 | 100%
|
| x² - 5x - 50 | -5 and 10 | 100%
|
| x² - 7x - 60 | -5 and 12 | 100%
|
| x² - x - 30 | -5 and 6 | 100%
|
| x² + 11x + 30 | -5 and -6 | 100%
|
| x² - 2x - 35 | -5 and 7 | 100%
|
| x² - 3x - 40 | -5 and 8 | 100%
|
| x² - 4x - 45 | -5 and 9 | 100%
|
| x² - 16x + 60 | 6 and 10 | 100%
|
| x² + 16x + 60 | -6 and -10 | 100%
|
| x² - 36 | -6 and 6 | 100%
|
| x² + 12x + 36 | -6 and -6 | 100%
|
| x² - x - 42 | -6 and 7 | 100%
|
| x² - 2x - 48 | -6 and 8 | 100%
|
| x² - 15x + 54 | 6 and 9 | 100%
|
| x² - 18x + 77 | 7 and 11 | 100%
|
| x² - 4x - 77 | -7 and 11 | 100%
|
| x² + 14x + 49 | -7 and -7 | 100%
|
| x² - 2x - 80 | -8 and 10 | 100%
|
| x² + 18x + 80 | -8 and -10 | 100%
|
| x² + 20x + 96 | -8 and -12 | 100%
|
| x² - 22x + 112 | 8 and 14 | 100%
|
| x² + 23x + 120 | -8 and -15 | 100%
|
| x² - 64 | -8 and 8 | 100%
|
| x² + 19x + 90 | -9 and -10 | 100%
|
| x² + 20x + 99 | -9 and -11 | 100%
|
| x² - 18x + 81 | 9 and 9 | 100%
|
| x² + 12x + 11 | -1 and -11 | 94%
|
| x² + 5x + 4 | -1 and -4 | 94%
|
| x² - 17x + 60 | 5 and 12 | 94%
|
| x² + 17x + 60 | -5 and -12 | 94%
|
| x² - 9x - 10 | -1 and 10 | 93%
|
| x² - 14x + 13 | 1 and 13 | 93%
|
| x² - 10x + 9 | 1 and 9 | 93%
|
| x² + 13x + 22 | -2 and -11 | 93%
|
| x² - 5x + 6 | 2 and 3 | 93%
|
| x² - 15x + 36 | 3 and 12 | 93%
|
| x² - 2x - 15 | -3 and 5 | 93%
|
| x² + 14x + 40 | -4 and -10 | 93%
|
| x² + 14x + 45 | -5 and -9 | 93%
|
| x² + 18x + 72 | -6 and -12 | 93%
|
| x² - x - 56 | -7 and 8 | 93%
|
| x² - 19x + 88 | 8 and 11 | 93%
|
| x² + 17x + 72 | -8 and -9 | 93%
|
| x² + 26x + 165 | -11 and -15 | 92%
|
| x² + 26x + 169 | -13 and -13 | 92%
|
| x² + 2x + 1 | -1 and -1 | 92%
|
| x² - 4 | -2 and 2 | 92%
|
| x² - 11x - 42 | -3 and 14 | 92%
|
| x² + 17x + 42 | -3 and -14 | 92%
|
| x² - 9x + 18 | 3 and 6 | 92%
|
| x² - 4x - 21 | -3 and 7 | 92%
|
| x² + 13x + 40 | -5 and -8 | 92%
|
| x² - 13x + 42 | 6 and 7 | 92%
|
| x² - 17x + 70 | 7 and 10 | 92%
|
| x² - 19x + 84 | 7 and 12 | 92%
|
| x² - 49 | -7 and 7 | 92%
|
| x² + 19x + 88 | -8 and -11 | 92%
|
| x² - 23x + 130 | 10 and 13 | 91%
|
| x² + 24x + 144 | -12 and -12 | 91%
|
| x² - 26x + 168 | 12 and 14 | 91%
|
| x² - 225 | -15 and 15 | 91%
|
| x² - 16x + 28 | 2 and 14 | 91%
|
| x² - 7x - 30 | -3 and 10 | 91%
|
| x² - 9x - 52 | -4 and 13 | 91%
|
| x² + 11x + 28 | -4 and -7 | 91%
|
| x² - 4x - 32 | -4 and 8 | 91%
|
| x² - 18x + 65 | 5 and 13 | 91%
|
| x² + 18x + 65 | -5 and -13 | 91%
|
| x² - 10x - 75 | -5 and 15 | 91%
|
| x² - 3x - 54 | -6 and 9 | 91%
|
| x² - 3x - 88 | -8 and 11 | 91%
|
| x² - 3x - 130 | -10 and 13 | 90%
|
| x² - 121 | -11 and 11 | 90%
|
| x² - 13x + 22 | 2 and 11 | 90%
|
| x² + 16x + 28 | -2 and -14 | 90%
|
| x² + 4x + 4 | -2 and -2 | 90%
|
| x² + 6x + 9 | -3 and -3 | 90%
|
| x² - 15x + 44 | 4 and 11 | 90%
|
| x² + 10x + 24 | -4 and -6 | 90%
|
| x² - 11x + 28 | 4 and 7 | 90%
|
| x² - 5x - 36 | -4 and 9 | 90%
|
| x² - 6x - 55 | -5 and 11 | 90%
|
| x² - 9x - 70 | -5 and 14 | 90%
|
| x² + 10x + 25 | -5 and -5 | 90%
|
| x² + 15x + 54 | -6 and -9 | 90%
|
| x² - 20x + 91 | 7 and 13 | 90%
|
| x² - 14x + 49 | 7 and 7 | 90%
|
| x² - 16x + 63 | 7 and 9 | 90%
|
| x² + 18x + 81 | -9 and -9 | 90%
|
| x² + 25x + 150 | -10 and -15 | 89%
|
| x² - 2x - 195 | -13 and 15 | 89%
|
| x² - 29x + 210 | 14 and 15 | 89%
|
| x² - 12x - 13 | -1 and 13 | 89%
|
| x² - 8x + 7 | 1 and 7 | 89%
|
| x² - 9x + 8 | 1 and 8 | 89%
|
| x² - 5x - 14 | -2 and 7 | 89%
|
| x² - 8x - 33 | -3 and 11 | 89%
|
| x² - 11x - 60 | -4 and 15 | 89%
|
| x² + 8x + 16 | -4 and -4 | 89%
|
| x² - 3x - 28 | -4 and 7 | 89%
|
| x² - 19x + 70 | 5 and 14 | 89%
|
| x² - 14x + 45 | 5 and 9 | 89%
|
| x² + 20x + 84 | -6 and -14 | 89%
|
| x² - 5x - 84 | -7 and 12 | 89%
|
| x² + 21x + 110 | -10 and -11 | 88%
|
| x² - 3x - 154 | -11 and 14 | 88%
|
| x² - 144 | -12 and 12 | 88%
|
| x² - 13x - 14 | -1 and 14 | 88%
|
| x² + 14x + 24 | -2 and -12 | 88%
|
| x² - 14x + 33 | 3 and 11 | 88%
|
| x² + 10x + 21 | -3 and -7 | 88%
|
| x² + 12x + 27 | -3 and -9 | 88%
|
| x² - 7x - 44 | -4 and 11 | 88%
|
| x² - 12x + 32 | 4 and 8 | 88%
|
| x² - 13x + 36 | 4 and 9 | 88%
|
| x² - 16x + 55 | 5 and 11 | 88%
|
| x² + 16x + 55 | -5 and -11 | 88%
|
| x² - 21x + 90 | 6 and 15 | 88%
|
| x² - 15x + 56 | 7 and 8 | 88%
|
| x² - 19x + 90 | 9 and 10 | 88%
|
| x² - 14x - 15 | -1 and 15 | 87%
|
| x² + 7x + 6 | -1 and -6 | 87%
|
| x² - 5x - 24 | -3 and 8 | 87%
|
| x² + 19x + 60 | -4 and -15 | 87%
|
| x² + 13x + 36 | -4 and -9 | 87%
|
| x² + 12x + 35 | -5 and -7 | 87%
|
| x² - 2x - 120 | -10 and 12 | 86%
|
| x² - 2x - 168 | -12 and 14 | 86%
|
| x² - 3x + 2 | 1 and 2 | 86%
|
| x² + 3x + 2 | -1 and -2 | 86%
|
| x² + 8x + 7 | -1 and -7 | 86%
|
| x² + 9x + 8 | -1 and -8 | 86%
|
| x² + 12x + 20 | -2 and -10 | 86%
|
| x² - 17x + 30 | 2 and 15 | 86%
|
| x² - 9x - 36 | -3 and 12 | 86%
|
| x² + 7x + 12 | -3 and -4 | 86%
|
| x² - 20x + 75 | 5 and 15 | 86%
|
| x² + 16x + 63 | -7 and -9 | 86%
|
| x² - 4x + 3 | 1 and 3 | 85%
|
| x² - 5x - 6 | -1 and 6 | 85%
|
| x² - 10x + 16 | 2 and 8 | 85%
|
| x² - 7x - 18 | -2 and 9 | 85%
|
| x² - 9 | -3 and 3 | 85%
|
| x² - 10x + 21 | 3 and 7 | 85%
|
| x² + 9x + 20 | -4 and -5 | 85%
|
| x² - 13x + 40 | 5 and 8 | 85%
|
| x² + 21x + 90 | -6 and -15 | 85%
|
| x² - 2x + 1 | 1 and 1 | 84%
|
| x² + 24x + 140 | -10 and -14 | 83%
|
| x² + 22x + 121 | -11 and -11 | 83%
|
| x² + 30x + 225 | -15 and -15 | 83%
|
| x² - 7x - 8 | -1 and 8 | 83%
|
| x² - 15x + 26 | 2 and 13 | 83%
|
| x² - 13x - 30 | -2 and 15 | 83%
|
| x² - 4x + 4 | 2 and 2 | 83%
|
| x² - 4x - 12 | -2 and 6 | 83%
|
| x² - x - 20 | -4 and 5 | 83%
|
| x² - 2x - 24 | -4 and 6 | 83%
|
| x² - 11x + 30 | 5 and 6 | 83%
|
| x² - 18x + 72 | 6 and 12 | 83%
|
| x² + 19x + 84 | -7 and -12 | 83%
|
| x² - 23x + 120 | 8 and 15 | 83%
|
| x² - 16x + 64 | 8 and 8 | 83%
|
| x² - 20x + 99 | 9 and 11 | 83%
|
| x² - 2x - 99 | -9 and 11 | 83%
|
| x² + 22x + 117 | -9 and -13 | 83%
|
| x² - 81 | -9 and 9 | 83%
|
| x² - x - 132 | -11 and 12 | 82%
|
| x² - 15x + 14 | 1 and 14 | 82%
|
| x² - 3x - 10 | -2 and 5 | 82%
|
| x² + 8x + 12 | -2 and -6 | 82%
|
| x² - 9x + 14 | 2 and 7 | 82%
|
| x² - 6x - 40 | -4 and 10 | 82%
|
| x² - 10x - 56 | -4 and 14 | 82%
|
| x² + 18x + 56 | -4 and -14 | 82%
|
| x² + 19x + 70 | -5 and -14 | 82%
|
| x² - 23x + 126 | 9 and 14 | 82%
|
| x² - 16x + 15 | 1 and 15 | 81%
|
| x² - 3x - 18 | -3 and 6 | 81%
|
| x² + 15x + 50 | -5 and -10 | 81%
|
| x² - 25 | -5 and 5 | 81%
|
| x² + 14x + 48 | -6 and -8 | 81%
|
| x² - 22x + 120 | 10 and 12 | 80%
|
| x² + 23x + 130 | -10 and -13 | 80%
|
| x² - 24x + 140 | 10 and 14 | 80%
|
| x² - 5x - 150 | -10 and 15 | 80%
|
| x² - 24x + 144 | 12 and 12 | 80%
|
| x² + 25x + 156 | -12 and -13 | 80%
|
| x² + 10x + 9 | -1 and -9 | 80%
|
| x² - 9x - 22 | -2 and 11 | 80%
|
| x² - 12x - 28 | -2 and 14 | 80%
|
| x² - 6x + 9 | 3 and 3 | 80%
|
| x² - 12x + 27 | 3 and 9 | 80%
|
| x² + 16x + 48 | -4 and -12 | 80%
|
| x² - 17x + 66 | 6 and 11 | 80%
|
| x² + 21x + 98 | -7 and -14 | 80%
|
| x² + 22x + 105 | -7 and -15 | 80%
|
| x² + 15x + 56 | -7 and -8 | 80%
|
| x² - 4x - 96 | -8 and 12 | 80%
|
| x² + 16x + 64 | -8 and -8 | 80%
|
| x² - 14x + 24 | 2 and 12 | 79%
|
| x² - 18x + 45 | 3 and 15 | 79%
|
| x² - 12x - 45 | -3 and 15 | 79%
|
| x² - 6x - 91 | -7 and 13 | 79%
|
| x² + 21x + 104 | -8 and -13 | 79%
|
| x² + 23x + 126 | -9 and -14 | 79%
|
| x² + 22x + 120 | -10 and -12 | 78%
|
| x² - 4x - 165 | -11 and 15 | 78%
|
| x² - x - 182 | -13 and 14 | 78%
|
| x² + 28x + 195 | -13 and -15 | 78%
|
| x² - 6x + 5 | 1 and 5 | 78%
|
| x² + 6x + 8 | -2 and -4 | 78%
|
| x² + 15x + 44 | -4 and -11 | 78%
|
| x² - 18x + 56 | 4 and 14 | 78%
|
| x² - 9x + 20 | 4 and 5 | 78%
|
| x² - 12x + 36 | 6 and 6 | 78%
|
| x² - 17x + 72 | 8 and 9 | 78%
|
| x² + 14x + 13 | -1 and -13 | 77%
|
| x² - 8x - 65 | -5 and 13 | 77%
|
| x² - 21x + 108 | 9 and 12 | 77%
|
| x² - 17x + 42 | 3 and 14 | 76%
|
| x² - x - 72 | -8 and 9 | 76%
|
| x² - 20x + 100 | 10 and 10 | 75%
|
| x² + 23x + 132 | -11 and -12 | 75%
|
| x² - 169 | -13 and 13 | 75%
|
| x² - 12x + 20 | 2 and 10 | 75%
|
| x² - x - 6 | -2 and 3 | 75%
|
| x² + 18x + 45 | -3 and -15 | 75%
|
| x² - 11x + 24 | 3 and 8 | 75%
|
| x² - 6x - 27 | -3 and 9 | 75%
|
| x² + 12x + 32 | -4 and -8 | 75%
|
| x² + 17x + 66 | -6 and -11 | 75%
|
| x² - 6x - 72 | -6 and 12 | 75%
|
| x² + 19x + 78 | -6 and -13 | 75%
|
| x² - 20x + 84 | 6 and 14 | 75%
|
| x² - 7x - 98 | -7 and 14 | 75%
|
| x² - 18x + 80 | 8 and 10 | 75%
|
| x² - 6x - 112 | -8 and 14 | 75%
|
| x² + 22x + 112 | -8 and -14 | 75%
|
| x² - 7x - 120 | -8 and 15 | 75%
|
| x² - 3x - 108 | -9 and 12 | 75%
|
| x² - 6x - 135 | -9 and 15 | 75%
|
| x² - 21x + 110 | 10 and 11 | 74%
|
| x² - 2x - 143 | -11 and 13 | 73%
|
| x² + 28x + 196 | -14 and -14 | 73%
|
| x² - 11x - 12 | -1 and 12 | 73%
|
| x² - 19x + 60 | 4 and 15 | 73%
|
| x² - 12x + 35 | 5 and 7 | 73%
|
| x² - 9x - 90 | -6 and 15 | 73%
|
| x² - 8x - 105 | -7 and 15 | 73%
|
| x² - 11x - 26 | -2 and 13 | 71%
|
| x² - 11x + 18 | 2 and 9 | 71%
|
| x² - 8x + 15 | 3 and 5 | 71%
|
| x² - 10x + 25 | 5 and 5 | 71%
|
| x² - 20x + 96 | 8 and 12 | 71%
|
| x² - x - 90 | -9 and 10 | 71%
|
| x² - 2x - 3 | -1 and 3 | 70%
|
| x² + 11x + 18 | -2 and -9 | 70%
|
| x² + 8x + 15 | -3 and -5 | 70%
|
| x² - 7x - 78 | -6 and 13 | 70%
|
| x² + 21x + 108 | -9 and -12 | 70%
|
| x² + 25x + 154 | -11 and -14 | 69%
|
| x² - 22x + 117 | 9 and 13 | 69%
|
| x² - 24x + 135 | 9 and 15 | 69%
|
| x² - 25x + 156 | 12 and 13 | 67%
|
| x² - x - 156 | -12 and 13 | 67%
|
| x² + 27x + 180 | -12 and -15 | 67%
|
| x² + 27x + 182 | -13 and -14 | 67%
|
| x² - 11x + 10 | 1 and 10 | 67%
|
| x² - 10x - 11 | -1 and 11 | 67%
|
| x² + 16x + 15 | -1 and -15 | 67%
|
| x² + 16x + 39 | -3 and -13 | 67%
|
| x² - 17x + 52 | 4 and 13 | 67%
|
| x² - 8x + 16 | 4 and 4 | 67%
|
| x² + 20x + 75 | -5 and -15 | 67%
|
| x² - 4x - 60 | -6 and 10 | 67%
|
| x² + 20x + 91 | -7 and -13 | 67%
|
| x² - 21x + 98 | 7 and 14 | 67%
|
| x² - 2x - 63 | -7 and 9 | 67%
|
| x² - 8x - 84 | -6 and 14 | 65%
|
| x² - 23x + 132 | 11 and 12 | 64%
|
| x² - 24x + 143 | 11 and 13 | 64%
|
| x² - 4x - 5 | -1 and 5 | 64%
|
| x² - 19x + 78 | 6 and 13 | 64%
|
| x² - 3x - 70 | -7 and 10 | 64%
|
| x² + 18x + 77 | -7 and -11 | 64%
|
| x² - 25x + 154 | 11 and 14 | 63%
|
| x² - 28x + 195 | 13 and 15 | 63%
|
| x² + 13x + 42 | -6 and -7 | 63%
|
| x² + 15x + 26 | -2 and -13 | 62%
|
| x² - 30x + 225 | 15 and 15 | 60%
|
| x² + 17x + 70 | -7 and -10 | 60%
|
| x² + 24x + 135 | -9 and -15 | 60%
|
| x² + 24x + 143 | -11 and -13 | 58%
|
| x² - 26x + 165 | 11 and 15 | 57%
|
| x² - 16x + 39 | 3 and 13 | 57%
|
| x² - 22x + 105 | 7 and 15 | 57%
|
| x² - x - 210 | -14 and 15 | 56%
|
| x² - 28x + 196 | 14 and 14 | 55%
|
| x² - 14x + 48 | 6 and 8 | 54%
|
| x² - 4x - 140 | -10 and 14 | 50%
|
| x² - 25x + 150 | 10 and 15 | 50%
|
| x² - 8x - 20 | -2 and 10 | 50%
|
| x² - 10x - 24 | -2 and 12 | 50%
|
| x² - 5x - 66 | -6 and 11 | 50%
|
| x² - 21x + 104 | 8 and 13 | 50%
|
| x² - 4x - 117 | -9 and 13 | 50%
|
| x² - 5x - 126 | -9 and 14 | 50%
|
| x² + 26x + 168 | -12 and -14 | 46%
|
| x² - 27x + 180 | 12 and 15 | 45%
|
| x² - 5x - 104 | -8 and 13 | 40%
|
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