Question

efetue as adiçao e subtraçao

Answer 1

$8 \times \sqrt[3]{6} - \sqrt[3]{6} - 9 \times \sqrt[3]{6} = \\ 8 \sqrt[3]{6} - 1 \sqrt[3]{6} - 9 \sqrt[3]{6} \\ (8 - 1 - 9) \sqrt[3]{6} \\ - 2 \sqrt[3]{6}$