Factor the given equation:x^2 -2x -8=0

asked Jun 16, 2023 9.8k views

3 votes

by Axle

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4 votes

ANSWER:

$(x+2)\cdot(x-4)$

Explanation:

We have the following equation

We factor by decomposing as follows:

$\begin{gathered} -2x=2x-4x \\ \text{replacing} \\ x^2+2x-4x-8 \\ (x^2+2x)+(-4x-8) \\ x(x+2)-4(x+2) \\ (x+2)\cdot(x-4) \end{gathered}$

Nouvel Travay answered Jun 20, 2023

8.0k points

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