Question

Factorise x^3 – 2x^2 - x + 2
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Answer 1

Answer:

(x^2-1^3)( x-2)

Step-by-step explanation:

x^3-2^2-x+2. x^3-x^2-x^2-x+2x+2. x^2(x-1)+x(x-1)-2(x-1). (x-1) (x^2+x-2) " " (x-1)(x^2+x-2x-2). (x-1) +x(x+1)-2(x+1). (x-1) (x+1) (x-2). (x^2-1^2) ( x-2)