akar pangkat 3 512+217xakar pankngkat 3512

[tex] \sqrt[3]{512 + 217} \times \sqrt[3]{512} \\ = (512 + 217) {}^{ \frac{1}{ 3} } \times 512 {}^{ \frac{1}{3} } \\ = 729 {}^{ \frac{1}{3} } \times 512 {}^{ \frac{1}{3} } \\ = (729 \times 512) {}^{ \frac{1}{3} } \\ = 373248 {}^{ \frac{1}{3} } \\ = \sqrt[3]{373248} \\ = 72[/tex]