Question

scrieti ca produs de trei factori: a³- ab²;
(x²+5)²-6(x²+5)

Answer 1

a³- ab²=a(a²-b²)=a(a-b)(a+b) (x²+5)²-6(x²+5)= (x²+5)(x²+5-6)= (x²+5)(x²-1)=(x²+5)(x-1)(x+1)

Answer 2

1) ... = a(a^2-b^2)=a(a+b)(a-b);
2) ... = (x^2+5)(x^2+5-6)=(x^2+5)(x^2-1)=*x^2+5)(x+1)(x-1) ;