Odpowiedź :
[tex](7-\sqrt{2}) * (2+\sqrt{3}):2 = \\\\\frac{(7-\sqrt{2} ) * (2+\sqrt{3} )}{2}= \\\\\frac{14+7\sqrt{3} - 2\sqrt{2} - \sqrt{6}}{2}=[/tex]
[tex](7-\sqrt{2}) * (2+\sqrt{3}):2 = \\\\\frac{(7-\sqrt{2} ) * (2+\sqrt{3} )}{2}= \\\\\frac{14+7\sqrt{3} - 2\sqrt{2} - \sqrt{6}}{2}=[/tex]