factorise x cube + 2 x square minus x minus 2
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answer for the given problem is given
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Answer:
x³+2x²-x-2
factorise:
x²(x+2)-1(x+2)
(x²-1) (x+2)
•x=√1
x=1. x+2=0
x=-2
that's it, hope you understand all the best
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