Odpowiedzi

2009-12-04T13:30:45+01:00
[(1 ¾)⁻⁷ *(1 ¾)⁻⁴]¹/² : (²/₅)⁻⁵ = [(1 ¾)⁻⁷⁻⁴]¹/² : (⁵/₂)⁵=
=[(⁷/₄)⁻¹¹]¹/² : (⁵/₂)⁵= (⁴/₇)¹¹/² : (⁵/₂)⁵=(2¹¹)/(7¹¹/²) * (2⁵)/(5⁵)=
=(2¹¹)* (2⁵)/(7¹¹/²)*(5⁵)=
=2¹⁶/ /(7¹¹/²)*(5⁵)

(⁴/₇)¹¹/² =(2²/7)¹¹/²=(2²*¹¹/²)/(7¹¹/²)=(2¹¹)/(7¹¹/²)