Question

me ajudem nessa questão
[2(2/3-1/6)²+1/2]+(3/4+1/2-1)

Answer 1

2/3 = 4/6
Então:

[2(4/6-1/6)^2 + 1/2] + (3/4 + 2/4 - 1)

[2(3/6)^2 + 1/2] = 1/2 + 1/2 = 1

(3/4 + 2/4 - 1)
5/4 - 1= 1/4

1 + 1/4 = 5/4