$\begin{array}{l}2\sqrt[3]{24}-5\sqrt[3]{81}+4\sqrt[3]{192}\\=2\sqrt[3]{8.3}-5\sqrt[3]{27.3}+4\sqrt[3]{64.3}\\=2.2.\sqrt[3]{3}-5.3.\sqrt[3]{3}+4.4.\sqrt[3]{3}\\=4\sqrt[3]{3}-15\sqrt[3]{3}+16\sqrt[3]{3}\\=5\sqrt[3]{3}\\\underline{\text{CHÚC BẠN HỌC TỐT}}\\\end{array}$