Question

O valor da expressão é:

Answer 1

Resposta:

[(5/6 - 1/2)-1/5] : √9/4 =

[(5/6 - 1/2) - 1/5] : 3/2 =

[5/6 - 3/6 - 1/5] : 3/2 =

[25/30 - 15/30 - 6/30] : 3/2 =

[10/30 - 6/30] : 3/2 =

4/30 : 3/2 =

4/30 · 2/3 =

8/90 =

4/45 = 0,089