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Trinomio notevole n°2
Prof. Mauro La Barbera
Controlla risposta
x² + 3x + 2 =
???
(x + 4)(x – 5)
(x + 1)(x + 2)
(x - 2)(x - 6)
(x – 3)(x – 4)
(x + 3)(x – 4)
(x + 4)(x + 5)
(x + 2)(x - 3)
(x – 1)(x + 5)
(x – 8)(x + 2)
(x – 4)(x + 5)
(x + 5)(x – 7)
(x – 5)(x – 8)
(x – 1)(x + 9)
(x + 8)(x – 7)
(x – 3)(x + 7)
x² – x – 12 =
???
(x + 4)(x – 5)
(x + 1)(x + 2)
(x - 2)(x - 6)
(x – 3)(x – 4)
(x + 3)(x – 4)
(x + 4)(x + 5)
(x + 2)(x - 3)
(x – 1)(x + 5)
(x – 8)(x + 2)
(x – 4)(x + 5)
(x + 5)(x – 7)
(x – 5)(x – 8)
(x – 1)(x + 9)
(x + 8)(x – 7)
(x – 3)(x + 7)
x² – 7x + 12 =
???
(x + 4)(x – 5)
(x + 1)(x + 2)
(x - 2)(x - 6)
(x – 3)(x – 4)
(x + 3)(x – 4)
(x + 4)(x + 5)
(x + 2)(x - 3)
(x – 1)(x + 5)
(x – 8)(x + 2)
(x – 4)(x + 5)
(x + 5)(x – 7)
(x – 5)(x – 8)
(x – 1)(x + 9)
(x + 8)(x – 7)
(x – 3)(x + 7)
x² - x – 6 =
???
(x + 4)(x – 5)
(x + 1)(x + 2)
(x - 2)(x - 6)
(x – 3)(x – 4)
(x + 3)(x – 4)
(x + 4)(x + 5)
(x + 2)(x - 3)
(x – 1)(x + 5)
(x – 8)(x + 2)
(x – 4)(x + 5)
(x + 5)(x – 7)
(x – 5)(x – 8)
(x – 1)(x + 9)
(x + 8)(x – 7)
(x – 3)(x + 7)
x² + 8x – 9 =
???
(x + 4)(x – 5)
(x + 1)(x + 2)
(x - 2)(x - 6)
(x – 3)(x – 4)
(x + 3)(x – 4)
(x + 4)(x + 5)
(x + 2)(x - 3)
(x – 1)(x + 5)
(x – 8)(x + 2)
(x – 4)(x + 5)
(x + 5)(x – 7)
(x – 5)(x – 8)
(x – 1)(x + 9)
(x + 8)(x – 7)
(x – 3)(x + 7)
x² – x – 20 =
???
(x + 4)(x – 5)
(x + 1)(x + 2)
(x - 2)(x - 6)
(x – 3)(x – 4)
(x + 3)(x – 4)
(x + 4)(x + 5)
(x + 2)(x - 3)
(x – 1)(x + 5)
(x – 8)(x + 2)
(x – 4)(x + 5)
(x + 5)(x – 7)
(x – 5)(x – 8)
(x – 1)(x + 9)
(x + 8)(x – 7)
(x – 3)(x + 7)
x² + 9x + 20 =
???
(x + 4)(x – 5)
(x + 1)(x + 2)
(x - 2)(x - 6)
(x – 3)(x – 4)
(x + 3)(x – 4)
(x + 4)(x + 5)
(x + 2)(x - 3)
(x – 1)(x + 5)
(x – 8)(x + 2)
(x – 4)(x + 5)
(x + 5)(x – 7)
(x – 5)(x – 8)
(x – 1)(x + 9)
(x + 8)(x – 7)
(x – 3)(x + 7)
x² + x – 20 =
???
(x + 4)(x – 5)
(x + 1)(x + 2)
(x - 2)(x - 6)
(x – 3)(x – 4)
(x + 3)(x – 4)
(x + 4)(x + 5)
(x + 2)(x - 3)
(x – 1)(x + 5)
(x – 8)(x + 2)
(x – 4)(x + 5)
(x + 5)(x – 7)
(x – 5)(x – 8)
(x – 1)(x + 9)
(x + 8)(x – 7)
(x – 3)(x + 7)
x² – 6x - 16 =
???
(x + 4)(x – 5)
(x + 1)(x + 2)
(x - 2)(x - 6)
(x – 3)(x – 4)
(x + 3)(x – 4)
(x + 4)(x + 5)
(x + 2)(x - 3)
(x – 1)(x + 5)
(x – 8)(x + 2)
(x – 4)(x + 5)
(x + 5)(x – 7)
(x – 5)(x – 8)
(x – 1)(x + 9)
(x + 8)(x – 7)
(x – 3)(x + 7)
x² + 4x – 21 =
???
(x + 4)(x – 5)
(x + 1)(x + 2)
(x - 2)(x - 6)
(x – 3)(x – 4)
(x + 3)(x – 4)
(x + 4)(x + 5)
(x + 2)(x - 3)
(x – 1)(x + 5)
(x – 8)(x + 2)
(x – 4)(x + 5)
(x + 5)(x – 7)
(x – 5)(x – 8)
(x – 1)(x + 9)
(x + 8)(x – 7)
(x – 3)(x + 7)
x² + 4x – 5 =
???
(x + 4)(x – 5)
(x + 1)(x + 2)
(x - 2)(x - 6)
(x – 3)(x – 4)
(x + 3)(x – 4)
(x + 4)(x + 5)
(x + 2)(x - 3)
(x – 1)(x + 5)
(x – 8)(x + 2)
(x – 4)(x + 5)
(x + 5)(x – 7)
(x – 5)(x – 8)
(x – 1)(x + 9)
(x + 8)(x – 7)
(x – 3)(x + 7)
x² + x - 56 =
???
(x + 4)(x – 5)
(x + 1)(x + 2)
(x - 2)(x - 6)
(x – 3)(x – 4)
(x + 3)(x – 4)
(x + 4)(x + 5)
(x + 2)(x - 3)
(x – 1)(x + 5)
(x – 8)(x + 2)
(x – 4)(x + 5)
(x + 5)(x – 7)
(x – 5)(x – 8)
(x – 1)(x + 9)
(x + 8)(x – 7)
(x – 3)(x + 7)
x² – 2x – 35 =
???
(x + 4)(x – 5)
(x + 1)(x + 2)
(x - 2)(x - 6)
(x – 3)(x – 4)
(x + 3)(x – 4)
(x + 4)(x + 5)
(x + 2)(x - 3)
(x – 1)(x + 5)
(x – 8)(x + 2)
(x – 4)(x + 5)
(x + 5)(x – 7)
(x – 5)(x – 8)
(x – 1)(x + 9)
(x + 8)(x – 7)
(x – 3)(x + 7)
x² – 13x + 40 =
???
(x + 4)(x – 5)
(x + 1)(x + 2)
(x - 2)(x - 6)
(x – 3)(x – 4)
(x + 3)(x – 4)
(x + 4)(x + 5)
(x + 2)(x - 3)
(x – 1)(x + 5)
(x – 8)(x + 2)
(x – 4)(x + 5)
(x + 5)(x – 7)
(x – 5)(x – 8)
(x – 1)(x + 9)
(x + 8)(x – 7)
(x – 3)(x + 7)
x² - 8x + 12 =
???
(x + 4)(x – 5)
(x + 1)(x + 2)
(x - 2)(x - 6)
(x – 3)(x – 4)
(x + 3)(x – 4)
(x + 4)(x + 5)
(x + 2)(x - 3)
(x – 1)(x + 5)
(x – 8)(x + 2)
(x – 4)(x + 5)
(x + 5)(x – 7)
(x – 5)(x – 8)
(x – 1)(x + 9)
(x + 8)(x – 7)
(x – 3)(x + 7)
Controlla risposta
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