(x-1)(x+2)(x+3)(x+6)+5 =(x-1)(x+6)(x+2)(x+3)+5 = (x^2+5x)(x^2+5x+18)+5 (1) Dat x^2+5x= t (1) <=> t(t+18)+5
(x-1)(x+2)(x+3)(x+6)+5 =(x-1)(x+6)(x+2)(x+3)+5 = (x^2+5x)(x^2+5x+18)+5 (1) Dat x^2+5x= t (1) <=> t(t+18)+5
\(\sqrt[3]{x+6}+\sqrt{x-1}+1-x^2\)Phan tich thanh nhan tu
Phan tich thanh nhan tu: (2x +1)(x+1)^2(2x+3)
cac ban oi giup minh bai toan phan tich da thuc thanh nhan tu x^7+x^5+1
phan tich da thuc thanh nhan tu (x2-x+2)2+(x-2)
phan tich da thuc thanh nhan tu (x2-x+2)2+(x-2)
phan tich thanh nhan tu
\(x^3+xy^2+x^2+xy+2y^2-2y^3=0\)
Phan tich da thuc thanh nhan tu
\(x+3\sqrt{x}+2\)
\(2x+\sqrt{x}-3\)
phan tich thanh nhan tu x+canx-12
phan tich thanh nhan tu x+canx-12