Respuesta :

Answer:

x = 6/1.1

Step-by-step explanation:

hello :

1,331x^3 -216=0  means : x^3 = 216/1.331

x^3 = (6^3)/(1.1)^3   because : 216 = 6^3  and  1.331 = (1.1)^3

so : x^3 = (6/1.1)^3

x = 6/1.1