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1. \(\sqrt{242}\)
2. \(\sqrt{486}\)
3. \(\sqrt{72}\)
4. \(\sqrt{100}\)
5. \(\sqrt{726}\)
6. \(\sqrt{144}\)
7. \(\sqrt{36}\)
8. \(\sqrt{324}\)
9. \(\sqrt{24}\)
10. \(\sqrt{1440}\)
11. \(\sqrt{432}\)
12. \(\sqrt{108}\)

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Verbetersleutel

1. \(\sqrt{242}=\sqrt{121 \cdot 2}=\sqrt{121}\cdot \sqrt{2}=11\sqrt{2}\)
2. \(\sqrt{486}=\sqrt{81 \cdot 6}=\sqrt{81}\cdot \sqrt{6}=9\sqrt{6}\)
3. \(\sqrt{72}=\sqrt{36 \cdot 2}=\sqrt{36}\cdot \sqrt{2}=6\sqrt{2}\)
4. \(\sqrt{100}=10\)
5. \(\sqrt{726}=\sqrt{121 \cdot 6}=\sqrt{121}\cdot \sqrt{6}=11\sqrt{6}\)
6. \(\sqrt{144}=12\)
7. \(\sqrt{36}=6\)
8. \(\sqrt{324}=18\)
9. \(\sqrt{24}=\sqrt{4 \cdot 6}=\sqrt{4}\cdot \sqrt{6}=2\sqrt{6}\)
10. \(\sqrt{1440}=\sqrt{144 \cdot 10}=\sqrt{144}\cdot \sqrt{10}=12\sqrt{10}\)
11. \(\sqrt{432}=\sqrt{144 \cdot 3}=\sqrt{144}\cdot \sqrt{3}=12\sqrt{3}\)
12. \(\sqrt{108}=\sqrt{36 \cdot 3}=\sqrt{36}\cdot \sqrt{3}=6\sqrt{3}\)