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Factorise x^-x-2.Please do it fast.
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Factorise x^-x-2.Please do it fast.

User Ozmo
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1 Answer

4 votes

Answer:

(x-2)(X+1)

Solution,


{x}^(2) - x - 2 \\ = {x}^(2) - (2 - 1)x - 2 \\ = {x}^(2) - 2x + x - 2 \\ = x(x - 2) + 1(x - 2) \\ = (x - 2)(x + 1)

Hope this helps...

Good luck on your assignment..

User Emartinelli
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