November 2018 1 8 Report

Zadanie 16 str.9 zbiór matematyka 3 gimnazjum

Oblicz.
a)(5^{-1}+ 5)^{2} - (\frac{1}{25}) ^{-1}: 5^{-2} - 5^{-2}

b)(\frac{1}{3}) ^{-2} - (-\frac{3}{7})^0 \cdot36\cdot(\sqrt{16})^{-1}

c)\frac{(\frac{1}{2})^{-1}+(-\frac{1}{5})^{-1}+(\frac{1}{27})^{-1}:(\frac{1}{3})^{-2}}{3\cdot(\sqrt{\frac{2}{3}})^{-2}+(\frac{2}{9})^{-1}+(-\sqrt{3})^{0}} }

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