| 1) | x2 -11x + 18 = 0 | 2) | x2 -7x -18 = 0 |
| 3) | x2 + 3x -88 = 0 | 4) | x2 + 2x -80 = 0 |
| 5) | x2 + 3x -18 = 0 | 6) | x2 + 12x + 20 = 0 |
| 7) | x2 -26x + 165 = 0 | 8) | x2 + x -12 = 0 |
| 9) | x2 -6x + 5 = 0 | 10) | x2 + 4x -77 = 0 |
| 11) | x2 -14x + 48 = 0 | 12) | x2 -13x + 12 = 0 |
| 13) | x2 + 19x + 84 = 0 | 14) | x2 -6x -72 = 0 |
| 15) | x2 -2x -15 = 0 | 16) | x2 -19x + 90 = 0 |
| 17) | x2 -2x -63 = 0 | 18) | x2 -2x -35 = 0 |
| 19) | x2 + 9x -10 = 0 | 20) | x2 + 24x + 144 = 0 |
| 21) | x2 -6x = 0 | 22) | x2 -4x -140 = 0 |
| 23) | x2 -5x -66 = 0 | 24) | x2 -x -42 = 0 |
| 25) | x2 + 2x -3 = 0 | 26) | x2 -7x -60 = 0 |
| 27) | x2 -10x -11 = 0 | 28) | x2 -3x -70 = 0 |
| 29) | x2 -10x -11 = 0 | 30) | x2 + 24x + 143 = 0 |
| 31) | x2 + 9x -52 = 0 | 32) | x2 + 4x -21 = 0 |
| 33) | x2 -x -132 = 0 | 34) | x2 + 11x + 18 = 0 |
| 35) | x2 + 4x -60 = 0 | 36) | x2 -7x + 10 = 0 |
| 37) | x2 + 19x + 60 = 0 | 38) | x2 + 14x + 24 = 0 |
| 39) | x2 -x -90 = 0 | 40) | x2 + 23x + 130 = 0 |
| 41) | x2 + 9x -22 = 0 | 42) | x2 + 5x -84 = 0 |
| 43) | x2 -x -30 = 0 | 44) | x2 + 17x + 52 = 0 |
| 45) | x2 -10x -24 = 0 | 46) | x2 + 24x + 143 = 0 |
| 47) | x2 -7x -8 = 0 | 48) | x2 -7x -44 = 0 |
| 49) | x2 -23x + 120 = 0 | 50) | x2 + 13x + 40 = 0 |
Joke:
What is the best excuse for not doing your maths homework? - Pythagoras' birthday!