Question

9. Resolva as expressões.

a) 13 - (6, 1 + 4, 8)

b) [(- 5/6 + 1/2) + 2/3] - 2/3

c) \{1 + [(8, 2 - 5, 3) - 6]\} + (4, 5 + 0, 9)

Answer 1

Resposta:

a)6

b)????

c)????

Explicação passo a passo: