Respuesta :

7 + (4^2 + 5) x 2 = 51

(2 + 3) x 3^2 + 39 / 3 = 54

2 x [(4 + 3) x 5 - 6] = 58

[84 / (3 + 4)] x 3 + 1 = 37

Therefore none of them equal 52!