QUESTION IMAGE
Question
7 factoriza cada expresión completamente.
\
$$\begin{tabular}{|c|c|}
\\hline
\\text{expresión} & \\text{forma factorizada} \\\\
\\hline
3 x^{2}-24 x & \\\\
\\hline
4 x^{2}-64 & \\\\
\\hline
\\text{incógnita}^{2}-2 x-8 & \\\\
\\hline
\\end{tabular}$$
Factorizar la primera expresión
$$
3x^2 - 24x = 3x(x - 8)
$$
Factorizar la segunda expresión
$$
4x^2 - 64 = 4(x^2 - 16) = 4(x - 4)(x + 4)
$$
Factorizar la tercera expresión
$$
x^2 - 2x - 8 = (x - 4)(x + 2)
$$
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| Expresión | Forma factorizada |
|---|---|
| \(4x^2 - 64\) | \(4(x - 4)(x + 4)\) |
| \(x^2 - 2x - 8\) | \((x - 4)(x + 2)\) |