[tex](-\frac{2}{3})^{3} = -\frac{8}{27}\\\\(-0,1)^{3} = -0,001\\\\2^{3}\cdot2\cdot2 = 2^{5}=32\\\\(3^{4})^{2} = 3^{8}=6561\\\\5^{7}:5^{3} = 5^{4}=625\\\\4^{3}\cdot4^{5}:4^{2} = 4^{8}:4^{2} = 4^{6} = 4096[/tex]
[tex]\sqrt{4}+\sqrt{36} = 2+6 = 8\\\\\sqrt{2500} = 50\\\\\sqrt{4\cdot5\cdot5\cdot4} = \sqrt{4^{2}\cdot5^{2}} = 4\cdot5 = 20\\\\\sqrt{9}\cdot\sqrt{16} = 3\cdot4 = 12\\\\\sqrt{7}+3\sqrt{7} = 4\sqrt{7}\\\\9\sqrt{2}-4\sqrt{2}-2\sqrt{2} = 3\sqrt{2}[/tex]
