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X squared - x - 2 factor the trinomial

User Jerome Li
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Given the following trinomial expression:


x^2-x-2

We will factor the trinomial as follows:

We need two numbers the product = -2, and the difference = -1

First the factor of 2 = 2 * 1

So,


x^2-x-2=(x-2)(x+1)

So, the answer will be: (x-2)(x+1)

User Xophmeister
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