Question

1/2 - [2 - (-1/3) : ( - 1 /4)]
qual o resultado?​

Answer 1

Resposta:

O resultado dá 1/6.

1/2 - [2 - (-1/3) : (-1/4)] =

1/2 - [2/1 (+1/3) × (-4/1)] =

1/2 - [2/1 - 4/3] =

1/2 - [6/3 - 4/3] =

1/2 - [2/3] =

1/2 - 2/3 =

3/6 - 4/6 = 1/6