Respuesta:
b. -1
Explicación paso a paso:
[tex]m = \frac{1 - 4}{2 + 1} = \frac{ - 3}{3} = - 1[/tex]
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Respuesta:
b. -1
Explicación paso a paso:
[tex]m = \frac{1 - 4}{2 + 1} = \frac{ - 3}{3} = - 1[/tex]