Respuesta:
4
Explicación paso a paso:
3 - [3 - (-1) - 2 + 3 . (-1)] =
3 - [3 + 1 - 2 - 3] =
3 - (-1) =
3 + 1 = 4
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Respuesta:
4
Explicación paso a paso:
3 - [3 - (-1) - 2 + 3 . (-1)] =
3 - [3 + 1 - 2 - 3] =
3 - (-1) =
3 + 1 = 4