Answer:
[tex]y(x - 1)^{2} [/tex]
Step-by-step explanation:
[tex]x²y-2xy+y[/tex]
[tex]y {x}^{2} −2xy+y[/tex]
[tex]y( {x}^{2} −2x)+y \times 1[/tex]
[tex]y ( {x}^{2} - 2x + 1)[/tex]