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Descompunerea in factori a trinomului
  • 1. x2-4x+3
A) (x-1)(x-3)
B) (x+1)(x+3)
C) (x-1)(x+3)
D) (x+1)(x-3)
  • 2. x2-6x+5
A) (x-1)(x+5)
B) (x+1)(x-5)
C) (x+1)(x-5)
D) (x-1)(x-5)
  • 3. x2-6x+8
A) (x-2)(x-4)
B) (x+2)(x-4)
C) (x-2)(x+4)
D) (x+2)(x+4)
  • 4. x2-9x+14
A) (x+2)(x+7)
B) (x+2)(x-7)
C) (x-2)(x-7)
D) (x-2)(x+7)
  • 5. x2-12x+27
A) (x+3)(x-9)
B) (x-3)(x+9)
C) (x+3)(x+9)
D) (x-3)(-9)
  • 6. x2-13x+36
A) (x+4)(x+9)
B) (x-4)(x-9)
C) (x+4)(x-9)
D) (x-4)(x+9)
  • 7. x2-14x+40
A) (x+4)(x+10)
B) (x-4)(x+10)
C) (x-4)(x-10)
D) (x+4)(x-10)
  • 8. x2-11x+30
A) (x-5)(x-6)
B) (x-5)(x+6)
C) (x+5)(x+6)
D) (x+5)(x-6)
  • 9. x2-20x+100
A) (x-5)(x-20)
B) (x+5)(x+20)
C) (x+10)(x+10)
D) (x-10)(x-10)
  • 10. x2-14x+48
A) (x+6)(x-8)
B) (x-6)(x+8)
C) (x-6)(x-8)
D) (x+6)(x+8)
  • 11. x2-16x+63
A) (x-7)(x+9)
B) (x-7)(x-9)
C) (x+7)(x-9)
D) (x+7)(x+9)
  • 12. x2-18x+80
A) (x+8)(x-10)
B) (x-8)(x+10)
C) (x-8)(x-10)
D) (x+8)(x+10)
  • 13. x2-18x+81
A) (x-3)(x-27)
B) (x+9)(x+9)
C) (x+3)(x+27)
D) (x-9)(x-9)
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