Question

factorise x^3 -2x^2-x+2
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Answer 1

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

Step-by-step explanation:

The value of x³-2x²-x+2 is

x³+x²-3x²-3x+2x+2

x²(x+1)-3x(x+1)+2(x+1)

(x+1)(x²-3x+2)

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

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

hope it helps you....✌️