\(\dfrac{5+i\sqrt{2}}{2+i\sqrt{3}}\) bằng
\(\dfrac{2+\sqrt{6}}{7}+\dfrac{2\sqrt{2}-\sqrt{3}}{7}i\).\(\dfrac{2-\sqrt{6}}{7}+\dfrac{2\sqrt{2}+\sqrt{3}}{7}i\)\(\dfrac{2+\sqrt{3}}{7}+\dfrac{\sqrt{2}-\sqrt{3}}{7}i\).\(\dfrac{2+3\sqrt{2}}{7}+\dfrac{\sqrt{2}+\sqrt{3}}{7}i\).