[tex]3.\\\\\sqrt{2}\approx1,41\\\sqrt{3}\approx1,73\\\sqrt{6}\approx2,45\\\\\\3\sqrt{3}+5\sqrt{2}-2\sqrt{6}-2=3\cdot\sqrt{3}+5\cdot\sqrt{2}-2\sqrt{6}-2 \approx3\cdot1,73 + 5\cdot1,41 - 2\cdot2,45 - 2=\\\\=5,19 + 7,05 -4,9 - 2 =5,34[/tex]
[tex]2.\\\\a) \ \sqrt[3]{4}\\\\\sqrt[3]{1} < \sqrt[3]{4} < \sqrt[3]{8}\\\\\underline{1 < \sqrt[3]{4} < 2}[/tex]
[tex]b) \ \sqrt[3]{30}\\\\\sqrt[3]{27} < \sqrt[3]{30} < \sqrt[3]{64}\\\\\underline{3 < \sqrt[3]{30} < 4}[/tex]
[tex]c) \ \sqrt[3]{75}\\\\\sqrt[3]{64} < \sqrt[3]{75} < \sqrt[3]{125}\\\\\underline{4 < \sqrt[3]{75} < 5}[/tex]
