factorise x^3-x^2-9x+9
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Answer:
(x-3) (x-1) (x+3)
Step-by-step explanation:
REARRANGE TERM
x^3 - 1x^2 - 9x + 9
x^3 - x^2 - 9x + 9
FIND FACTOR
(x-3) (x^2 + 2x - 3 )
(x-3) (x-1) (x+3)
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