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1. \(\sqrt{36}\)
2. \(\sqrt{363}\)
3. \(\sqrt{640}\)
4. \(\sqrt{108}\)
5. \(\sqrt{12}\)
6. \(\sqrt{1296}\)
7. \(\sqrt{243}\)
8. \(\sqrt{400}\)
9. \(\sqrt{147}\)
10. \(\sqrt{726}\)
11. \(\sqrt{294}\)
12. \(\sqrt{54}\)

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Verbetersleutel

1. \(\sqrt{36}=6\)
2. \(\sqrt{363}=\sqrt{121 \cdot 3}=\sqrt{121}\cdot \sqrt{3}=11\sqrt{3}\)
3. \(\sqrt{640}=\sqrt{64 \cdot 10}=\sqrt{64}\cdot \sqrt{10}=8\sqrt{10}\)
4. \(\sqrt{108}=\sqrt{36 \cdot 3}=\sqrt{36}\cdot \sqrt{3}=6\sqrt{3}\)
5. \(\sqrt{12}=\sqrt{4 \cdot 3}=\sqrt{4}\cdot \sqrt{3}=2\sqrt{3}\)
6. \(\sqrt{1296}=\sqrt{324 \cdot 4}=\sqrt{324} \cdot \sqrt{4}=18 \cdot 2=36\)
7. \(\sqrt{243}=\sqrt{81 \cdot 3}=\sqrt{81}\cdot \sqrt{3}=9\sqrt{3}\)
8. \(\sqrt{400}=20\)
9. \(\sqrt{147}=\sqrt{49 \cdot 3}=\sqrt{49}\cdot \sqrt{3}=7\sqrt{3}\)
10. \(\sqrt{726}=\sqrt{121 \cdot 6}=\sqrt{121}\cdot \sqrt{6}=11\sqrt{6}\)
11. \(\sqrt{294}=\sqrt{49 \cdot 6}=\sqrt{49}\cdot \sqrt{6}=7\sqrt{6}\)
12. \(\sqrt{54}=\sqrt{9 \cdot 6}=\sqrt{9}\cdot \sqrt{6}=3\sqrt{6}\)