Question

[Đạt Nguyễn]

Phân tích đa thức thành nhân tử :

A = –x – z(x – y) + y

Answer 1

[Trúc Giang]

\(A=-x-z\left(x-y\right)+y=-x-xz+zy+y=-x\left(1+z\right)+y\left(1+z\right)=\left(1+z\right)\left(y-x\right)\)

Answer 2

[Rin Huỳnh]

A = -(x-y)-z(x-y)=(x-y)(-1-z)=(y-x)(z+1)