10/23 P72、P73

10/23 P72、P73
例題六 根式先化簡再加減

Draw

$$5\ \sqrt[]{3}-7\sqrt[]{12}+2\sqrt[]{48}$$ ＝

Draw

$$3\ \sqrt[]{32}-2\sqrt[]{24}+3\sqrt[]{6}\ -5\ \sqrt[]{18}$$ =

10/23 P73
例題七 根式的四則運算

Draw

$$\frac{\sqrt[]{5}}{\sqrt[]{2}}\times\frac{\sqrt[]{5}}{\sqrt[]{12}}\div\frac{\sqrt[]{3}}{\sqrt[]{2}}\$$ =

Draw

$$7\sqrt[]{6}+2\sqrt[]{7}\times\frac{9}{\sqrt[]{7}}\ -3\ \sqrt[]{24}$$ =

Draw

$$\sqrt[]{2\ \frac{3}{4}}\div\sqrt[]{13\ \frac{4}{9}}\times\sqrt[]{5\ \frac{1}{2}}\$$ =