Zadanie 10. (0-3) Wykaż, że V3 – 2/2 + 18 – 8/2 = 3. ! =

zad10
[tex]\sqrt{3-2\sqrt{2}}+\sqrt{18-8\sqrt{2}}=\sqrt{(1-\sqrt{2})^{2}}+\sqrt{(4-\sqrt{2})^{2}}=\sqrt{2}-1+4-\sqrt{2}=-1+4=3[/tex]