91Ó°ÊÓ

In the following exercises, simplify.

$$\begin{gathered} \left(a\right)\sqrt[3]{-125} \\ \left(b\right)\sqrt[4]{-1296} \\ \left(c\right)\sqrt[5]{-1024} \end{gathered}$$

Add and subtract radical expressions in the following exercises, simplify.

(a) $\sqrt{11b}-5\sqrt{11b}+3\sqrt{11b}$
(b)$8\sqrt[4]{11cd}+5\sqrt[4]{11cd}-9\sqrt[4]{11cd}$

Add and subtract radical expressions in the following exercises, simplify.

(a) $8\sqrt{3c}+2\sqrt{3c}-9\sqrt{3c}$
(b)$2\sqrt[3]{4pq}-5\sqrt[3]{4pq}+4\sqrt[3]{4pq}$

In the following exercises, simplify.

a.$3\sqrt{5d}+8\sqrt{5d}-11\sqrt{5d}$

b.$11\sqrt[3]{2rs}-9\sqrt[3]{2rs}+3\sqrt[3]{2rs}$

In the following exercises, simplify.

a.$\sqrt{27}-\sqrt{75}$

b.$\sqrt[3]{40}-\sqrt[3]{320}$

c.$\frac{1}{2}\sqrt[4]{32}+\frac{2}{3}\sqrt[4]{162}$

In the following exercises, simplify.

a.$\sqrt{72}-\sqrt{98}$

b.$\sqrt[3]{24}+\sqrt[3]{81}$

c.$\frac{1}{2}\sqrt[4]{80}-\frac{2}{3}\sqrt[4]{405}$

In the following exercises, simplify.

a.$\sqrt{48}+\sqrt{27}$

b.$\sqrt[3]{54}+\sqrt[3]{128}$

c.$6\sqrt[4]{5}-\frac{3}{2}\sqrt[4]{320}$

In the following exercises, simplify.

a.$\sqrt{45}+\sqrt{80}$

b.$\sqrt[3]{81}-\sqrt[3]{192}$

c.$\frac{5}{2}\sqrt[4]{80}+\frac{7}{3}\sqrt[4]{405}$

In the following exercises, simplify.

a.$\sqrt{72a^5}-\sqrt{50a^5}$

b.$9\sqrt[4]{80p^4}-6\sqrt[4]{405p^4}$

In the following exercises, simplify.

a.$\sqrt{80c^7}-\sqrt{20c^7}$

b.$2\sqrt[4]{162r^{10}}+4\sqrt[4]{32r^{10}}$