Matematika 10 - 11: Pjesa I

Steve Fearnley, June Haighton, Steve Lomax, Peter Mullarkey, James Nicholson dhe Matt Nixon

Pyetja

Faktorizoni plotësisht shprehjet kuadratike të mëposhtme:

  1. x2+5x+6x^2+5x+6
  2. x2+7x+10x^2+7x+10
  3. a2+11a+24a^2+11a+24
  4. a2+13a+12a^2+13a+12
  5. x2+20x+91x^2+20x+91
  6. x2+20x+9x^2+20x+9
  7. x2+x6x^2+x-6
  8. x2+3x10x^2+3x-10
  9. y2+y12y^2+y-12
  10. y2+2y15y^2+2y-15
  11. b211b12b^2-11b-12
  12. a25a24a^2-5a-24
  13. p29p+18p^2-9p+18
  14. x219x20x^2-19x-20