Simplifications des racines carrés
On a :
\sqrt{12}=\sqrt{4 \times 3}\sqrt{12}=\sqrt{4} \times \sqrt{3}\sqrt{12}=2 \sqrt{3}
\sqrt{24}=\sqrt{4 \times 6}\sqrt{24}=\sqrt{4} \times \sqrt{6}\sqrt{24}=2 \sqrt{6}
\sqrt{8}=\sqrt{4 \times 2}\sqrt{8}=\sqrt{4} \times \sqrt{2}\sqrt{8}=2 \sqrt{2}
\sqrt{72}=\sqrt{8 \times 9}\sqrt{72}=\sqrt{4 \times 2 \times 9}\(\sqrt{72}=\sqrt{4} \times...