Problem
\( \sqrt{8} \)
Solution
Step 1 ：\( \sqrt{8} = \sqrt{4 \cdot 2} \)
Step 2 ：\( \sqrt{4 \cdot 2} = \sqrt{4} \cdot \sqrt{2} \)
Step 3 ：\( \sqrt{4} \cdot \sqrt{2} = 2\sqrt{2} \)
Step 1 ：\( \sqrt{8} = \sqrt{4 \cdot 2} \)
Step 2 ：\( \sqrt{4 \cdot 2} = \sqrt{4} \cdot \sqrt{2} \)
Step 3 ：\( \sqrt{4} \cdot \sqrt{2} = 2\sqrt{2} \)
