Odpowiedzi

2009-10-22T18:52:33+02:00

4⁻¹ - 3 * (2/3)⁻²
--------------------- =
5 - (1/2)⁻¹

(1/4) - 3 * (3/2)²
---------------------- =
5 - 2

1/4 - 3 * 9/4
----------------- =
3

1/4 - 27/4
-------------- =
3

-26/4
--------=
3

-13/6