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Todas as categorias

7 respostas

Lembrando que: (-).(-) = + & (-).(+) = -

- 11mn - [- 8mn - (8mn - 2mn)]
- 11mn - [- 8mn - (6mn)]
- 11mn - [- 8mn - 6mn]
- 11mn - [- 14mn]
- 11mn + 14mn
3mn

2006-07-22 17:15:05 · answer #1 · answered by angels_carolzinha 6 · 4 0

Seguindo todos os passos, temos:

-11mn - [-8mn - (7mn + mn - 2mn)]
-11mn - [-8mn - (6mn)]
-11mn - (-8mn - 6mn)
-11mn - (-14mn)
-11mn + 14mn
3mn


Portanto, a forma mais simplificada desta expressão é 3mn.

2006-07-22 20:11:01 · answer #2 · answered by Marna B 2 · 0 0

3mn.

2006-07-22 20:08:50 · answer #3 · answered by cariocadagema2006 4 · 0 0

3mn

2006-07-22 20:05:59 · answer #4 · answered by F. 1 · 0 0

a resposta é -3mn

2006-07-22 20:05:34 · answer #5 · answered by Jos頓alvador D 2 · 0 0

3mn

2006-07-22 20:05:18 · answer #6 · answered by menino gênio 1 · 0 0

1 mn

2006-07-22 20:04:03 · answer #7 · answered by ligado 2 · 0 0

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