Oblicz:
(1 3/4)^6 x (2/7)^6 =
(0,8)^4 : (2 2/3)^4 =
(4 1/2)^3 x ( -(2/3))^3 x (-2)^3
(2 1/2)^4 x 0,6^4 : (-15)^4