Q. 226 - Intermediate Algebra

Question

Simplify:

$21\sqrt[3]{9}-2\sqrt[3]{9}$

Step-by-Step Solution

Answer

The value of the given expression is $2\sqrt[3]{9}$

Step 1. Given Information

The given expression is:

$21\sqrt[3]{9}-2\sqrt[3]{9}$

Step 2. Simplifying the radicals

Subtracting the like radicals, we get:

$$\begin{gathered} 21\sqrt[3]{9}-2\sqrt[3]{9} \\ \left(21-2\right)\sqrt[3]{9} \\ 19\sqrt[3]{9} \end{gathered}$$