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

Skico vijat e mëposhtme dhe trego qartë pikat e prerjes me boshtet:

  1. y=(x+2)(x1)(x23x+2)y=(x+2)(x-1)(x^2-3x+2)
  2. y=(x+3)2(x25x+6)y=(x+3)^2(x^2-5x+6)
  3. y=(x4)2(x211x+30)y=(x-4)^2(x^2-11x+30)
  4. y=(x24x32)(x2+5x36)y=(x^2-4x-32)(x^2+5x-36)