👤

Descompuneti in factori expresia:
x∧3-x∧2-4x+4


Răspuns :

x³-x²-4x+4= x²(x-1) -4(x-1) = (x-1) (x²-1)= (x-1)(x-2)(x+2)
X^3-x^2-4x+4= =x^2 (x-1)- 4(x-1)= =(x-1)*(x^2-1)= =(x-1)*(x-2)*(x+2)=