factorise 2x^3-x^2-5x-2
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Divide 2x^3 - x^2 - 5x - 2 by x+1
2x^2 - 3x - 2
(x+1) (2x^2 - 3x - 2)
(x+1) (2x+1) (x-2)
2x^2 - 3x - 2
(x+1) (2x^2 - 3x - 2)
(x+1) (2x+1) (x-2)
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