Question

factorise x³-2x²-x+2​

Answer 1

Answer:

(x-2) (x-1) (x+1)

☝☝☝☝☝ur answer

Answer 2

Step-by-step explanation:

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

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

(a^2-b^2)=a+b a-b

so, x^2-1=(x-1)(x+1)

therefore the answer is (x-1)(x+1)(x-2)