Matematika 12

Greg Attwood, Jack Barraclough, Ian Bettison, Alistair Macpherson, Bronwen Moran, Su Nicholson, Diane Oliver, Joe Petran, Keith Bledger, Harry Smith, Geoff Staley, Robert Ward-Penny dhe Dave Wilkins

Pyetja

Hap kllapat dhe thjeshto nëse është e mundur.

  1. 9(x2)9(x-2)
  2. x(x+9)x(x+9)
  3. 3y(43y)-3y(4-3y)
  4. x(y+5)x(y+5)
  5. x(3x+5)-x(3x+5)
  6. 5x(4x+1)-5x(4x+1)
  7. (4x+5)x(4x+5)x
  8. 3y(52y2)-3y(5-2y^2)
  9. 2x(5x4)-2x(5x-4)
  10. (3x5)x2(3x-5)x^2
  11. 3(x+2)+(x7)3(x+2) + (x-7)
  12. 5x6(3x2)5x-6-(3x-2)
  13. 4(c+3d2)3(2c+d2)4(c+3d^2)-3(2c+d^2)
  14. (r2+3t2+9)(2r2+3t24)(r^2+3t^2+9) - (2r^2+3t^2-4)
  15. x(3x22x+5)x(3x^2-2x+5)
  16. 7y2(25y+3y2)7y^2(2-5y+3y^2)
  17. 2y2(57y+3y2)-2y^2(5-7y+3y^2)
  18. 7(x2)+3(x+4)6(x2)7(x-2)+3(x+4)-6(x-2)
  19. 5x3(42x)+65x-3(4-2x)+6
  20. 3x2x(34x)+73x^2 - x(3-4x)+7
  21. 4x(x+3)2x(3x7)4x(x+3)-2x(3x-7)
  22. 3x2(2x+1)5x2(3x4)3x^2(2x+1) - 5x^2(3x-4)