Question

im confused on the square root of 7/3$\sqrt{ \frac{7}{3} }$

Answer 1

$\sqrt[]{\frac{7}{3}}=\frac{\sqrt[]{7}}{\sqrt[]{3}}\times\frac{\sqrt[]{3}}{\sqrt[]{3}}\Rightarrow\frac{\sqrt[]{7\times3}}{3}=\frac{1}{3}\sqrt[]{21}$