zad 13 str 8 zbiór zadań Oblicz. a) (2 i 1/3)do potęgi -3 b)[(-1/2*(-1/2)*(-1/5)]do potęgi -2
a) (2 1/3)⁻³=(7/3)⁻³=(3/7)³=27/343
b)[(-1/2)*(-1/2)*(-1/5)]⁻²=(-1/20)⁻²=(-20)²=400
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a) (2 1/3)⁻³=(7/3)⁻³=(3/7)³=27/343
b)[(-1/2)*(-1/2)*(-1/5)]⁻²=(-1/20)⁻²=(-20)²=400