Question

Phan tich da thuc sau thanh nhan tu

6x^3+x^2+x+1

Answer 1

đề có sai ko bn?

Answer 2

\(6x^3+x^2+x+1=\left(6x^3+3x^2\right)+\left(-2x^2-x\right)+\left(2x+1\right)\)

\(=3x^2.\left(2x+1\right)-x.\left(2x+1\right)+\left(2x+1\right)=\left(2x+1\right)\left(3x^2-x+1\right)\)

Answer 3

K sai dau
giao an truong Tran dai nghia do