Write the following surds in simplest form.

(i) $\frac{3}{4}\sqrt{8}$ (ii) $-\frac{5}{9}\sqrt{45}$

Q. Express the followings surds in its simplest form.
(i) $\sqrt[3]{332}$
(ii) $\sqrt{63}$
(iii) $\sqrt{243}$
(iv) $\sqrt[3]{3256}$.