Odpowiedź:
Ćwiczenie 4
b)
4/∛4 = 4/∛4 * ∛2/∛2 = 4∛2/(∛4 * ∛2) = 4∛2/∛(4 * 2) = 4∛2/∛8 = 4∛2/2 = 2∛2
c)
2/∛5 = 2/∛5 * ∛25/∛25 = 2∛25/(∛5 * ∛25) = 2∛25/∛125 = 2∛25/5