[tex]864^{-\frac{1}{4}}=864^{-\frac{1}{4}} = (32\cdot27)^{-\frac{1}{4}} =(2^{5}\cdot3^{3})^{-\frac{1}{4}} = (2^{5})^{-\frac{1}{4}}\cdot(3^{3})^{-\frac{1}{4}} = 2^{-\frac{5}{4}}\cdot3^{-\frac{3}{4}}[/tex]
Wyjaśnienie:
[tex](a\cdot b)^{n} = a^{n}\cdot b^{n}\\\\(a^{m})^{n} = a^{m\cdot n[/tex]
