Question

Tìm số lớn hơn:

a)\(3\sqrt[3]{2}\) và \(\sqrt[3]{53}\)

b)22 và \(3\sqrt[3]{394}\)

Answer 1

a) \(3\sqrt[3]{2}=\sqrt[3]{3^3.2}=\sqrt[3]{54}>\sqrt[3]{53}\)

b) \(22=\sqrt[3]{22^3}=\sqrt[3]{10648}>\sqrt[3]{10638}=3\sqrt[3]{394}\)