|   | | -1 | 5 | -4 | (5X)(-4X-1) | -20X² | +4X | 0 | | | |
1 | Expanding Harder Quadratic Equations Questions | 6 | -5 | -6 | 4 | (-6X+6)(4X-5) | -24X² | -56X | -30 | | | |
2 | 1. (5X)(-4X-1) | 1 | 11 | -3 | -3 | (-3X+1)(-3X+11) | 9X² | -36X | +11 | | | |
3 | 2. (-6X+6)(4X-5) | -12 | 10 | 1 | 2 | (X-12)(X+10) | 2X² | +8X | -120 | | | |
4 | 3. (-3X+1)(-3X+11) | -10 | 7 | 6 | -1 | (6X-10)(-X+7) | -6X² | -67X | -70 | | | |
5 | 4. (X-12)(X+10) | 5 | -7 | -5 | -4 | (-5X+5)(-4X-7) | 20X² | +3X | -35 | | | |
6 | 5. (6X-10)(-X+7) | -1 | 4 | 1 | -6 | (X-1)(X+4) | -6X² | -25X | -4 | | | |
7 | 6. (-5X+5)(-4X-7) | 7 | -10 | 6 | 2 | (6X+7)(2X-10) | 12X² | +22X | -70 | | | |
8 | 7. (X-1)(X+4) | -6 | -10 | -1 | -6 | (-X-6)(-6X-10) | 6X² | +66X | +60 | | | |
9 | 8. (6X+7)(2X-10) | 8 | 4 | 5 | -6 | (5X+8)(-6X+4) | -30X² | +16X | +32 | | | |
10 | 9. (-X-6)(-6X-10) | 11 | 7 | -1 | 1 | (-X+11)(1X+7) | -1X² | -4X | +77 | | | |
11 | 10. (5X+8)(-6X+4) | -11 | 9 | -5 | 2 | (-5X-11)(2X+9) | -10X² | +73X | -99 | | | |
12 | 11. (-X+11)(1X+7) | 8 | -12 | -6 | -5 | (-6X+8)(-5X-12) | 30X² | +12X | -96 | | | |
13 | 12. (-5X-11)(2X+9) | 6 | -10 | 6 | -1 | (6X+6)(-X-10) | -6X² | +46X | -60 | | | |
14 | 13. (-6X+8)(-5X-12) | -1 | -5 | -1 | 3 | (-X-1)(3X-5) | -3X² | -14X | +5 | | | |
15 | 14. (6X+6)(-X-10) | -6 | -8 | 1 | -1 | (X-6)(X-8) | -1X² | +2X | +48 | | | |
16 | 15. (-X-1)(3X-5) | 11 | 8 | 6 | 6 | (6X+11)(6X+8) | 36X² | +114X | +88 | | | |
17 | 16. (X-6)(X-8) | -10 | -12 | 4 | 4 | (4X-10)(4X-12) | 16X² | -88X | +120 | | | |
18 | 17. (6X+11)(6X+8) | -2 | 1 | 1 | -2 | (X-2)(X+1) | -2X² | -4X | -2 | | | |
19 | 18. (4X-10)(4X-12) | 7 | 3 | 6 | -1 | (6X+7)(-X+3) | -6X² | +39X | +21 | | | |
20 | 19. (X-2)(X+1) | 7 | -4 | 5 | 6 | (5X+7)(6X-4) | 30X² | +11X | -28 | | | |
21 | 20. (6X+7)(-X+3) | -5 | 10 | -2 | -2 | (-2X-5)(-2X+10) | 4X² | -10X | -50 | | | |
|   | | | | | | | | | | | |
| Expanding Harder Quadratic Equations Answers | | | | | | | | | | | |
| 1. Factorise -20X²+4X0 | | | | | | | | | | | |
| 2. Factorise -24X²-56X-30 | | | | | | | | | | | |
| 3. Factorise 9X²-36X+11 | | | | | | | | | | | |
| 4. Factorise 2X²+8X-120 | | | | | | | | | | | |
| 5. Factorise -6X²-67X-70 | | | | | | | | | | | |
| 6. Factorise 20X²+3X-35 | | | | | | | | | | | |
| 7. Factorise -6X²-25X-4 | | | | | | | | | | | |
| 8. Factorise 12X²+22X-70 | | | | | | | | | | | |
| 9. Factorise 6X²+66X+60 | | | | | | | | | | | |
| 10. Factorise -30X²+16X+32 | | | | | | | | | | | |
| 11. Factorise -1X²-4X+77 | | | | | | | | | | | |
| 12. Factorise -10X²+73X-99 | | | | | | | | | | | |
| 13. Factorise 30X²+12X-96 | | | | | | | | | | | |
| 14. Factorise -6X²+46X-60 | | | | | | | | | | | |
| 15. Factorise -3X²-14X+5 | | | | | | | | | | | |
| 16. Factorise -1X²+2X+48 | | | | | | | | | | | |
| 17. Factorise 36X²+114X+88 | | | | | | | | | | | |
| 18. Factorise 16X²-88X+120 | | | | | | | | | | | |
| 19. Factorise -2X²-4X-2 | | | | | | | | | | | |
| 20. Factorise -6X²+39X+21 | | | | | | | | | | | |