1. Oblicz.
[tex]a) (\frac{2}{3})^{-4}*(\frac{3}{4})^{-4}\\b) 2^{-3}*3^{-3}=(\frac{1}{12})^{-3}\\c) 5^{-7}*4^{-7}*0,05^{-7}\\d) 2^{0}*5^{0}:(\frac{1}{13})^{0}[/tex]
2. Oblicz.
[tex]a) 2^{-1}, 3^{-1}, (5)^{-1}, 8^{-1}, (\frac{1}{7})^{-1}, (\frac{1}{5})^{-1}, (-\frac{1}{3})^{-1}, (-\frac{2}{3})^{-1}, (\frac{2}{7})^{-1}\\b) (\frac{2}{3})^{-2}, (\frac{3}{4})^{-3}, (\frac{3}{5})^{-2}, (1\frac{1}{2})^{-2}, (-2\frac{1}{3})^{-1}, (-1\frac{1}{3})^{-4}, (3\frac{2}{5})^{0}, (-1\frac{1}{5})^{-2}\\c) 0,1^{2}, 0,4^{-2}, 0,05^{-1}, (-0,2)^{-3}, 0,25^{-2}, (-0,125)^{-1}, 2,5^{-2}, (-3,125)^{0}\\d) (1\frac{1}{5})^{-1}, (2\frac{1}{3})^{2}, (-\frac{2}{3})^{3}, (-\frac{1}{18})^{0}, (\frac{5}{7})^{-1}[/tex]