What is the factored form of x2 – x – 2? (x + 5)(x − 1) (x + 5)(x + 1) (x − 5)(x − 1) (x − 5)(x + 1)

asked Aug 2, 2017 50.7k views

2 votes

What is the factored form of x2 – x – 2?

(x + 5)(x − 1)

(x + 5)(x + 1)

(x − 5)(x − 1)

(x − 5)(x + 1)

by Pars

8.3k points

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4 votes

No idea why your options have 5 but it should be (x-2)(x+1) because they are factors of -2 and the add up to -1.

InGeek answered Aug 9, 2017

8.2k points

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