Răspuns:
[tex](\sqrt{216} -\sqrt{726}): \sqrt{6} -(\sqrt{486} -\sqrt{294} ): \sqrt{3}=[/tex]
[tex]= (\sqrt{36*6} -\sqrt{121*6}): \sqrt{6} -(\sqrt{81*6} -\sqrt{49*6} ): \sqrt{3}=[/tex]
[tex]=(6\sqrt{6} -11\sqrt{6}): \sqrt{6} -(9\sqrt{6} -7\sqrt{6} ): \sqrt{3}=[/tex]
[tex]=-5\sqrt{6}:\sqrt{6} -2\sqrt{6}: \sqrt{3}=[/tex]
[tex]=-5 -2\sqrt{2*3}: \sqrt{3}=[/tex]
[tex]=-5 -2\sqrt{2}*\sqrt{3}: \sqrt{3}=[/tex]
[tex]=-5 -2\sqrt{2}[/tex]
Explicație pas cu pas: