Question

5.
Factorise :
(i) x3 – 2x2 - x + 2
(iii) x3 + 13x2 + 32x + 20
(i) x3 -- 3x2 – 9x - 5
(iv) 2y3 + y2 - 2y-1
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Answer 1

Answer:

x3 - 4 - x + 2

x3 - x - 4 + 2

x2 - 2