Pilne potrzebuje na jutro,jest to zad dodatkowe z matmy na sprawdzianie :DD
(1 1/3)do potęgi -2 +(0,5)do potęgi 0 -(4 2/3)do potęgi 3 : (2/7) do potęgi -3 -(1/3)do potęgi -3
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=(4/3)⁻² + (½)⁰ - (14/3)³:(2/7)⁻³ -(⅓)⁻³= 3/4+1-196/76-3/1=
=57/76 + 76/76 -196/76 -57/76=
= 133/76 - 139/79 = -6/79