Odpowiedzi

2009-09-14T16:08:25+02:00
2009-09-14T16:08:57+02:00
2009-09-14T16:09:55+02:00
A) (-2)⁻³=(-1/2)³=(-1/8)
b) (⅓)⁻¹=3
c) (⅖)⁻³= (5/2)³=125/8=15 5/8=15,625