Question

Factorise
${x}^{3} - 2 {x}^{2} - x + 2$
​

Answer 1

Step-by-step explanation:

x^3 -2x^2-x +2

x^2( x -2) -1(x-2)

(x^2 - 1) ( x-2)

(x-1)(x + 1)(x-2)✔️✔️