October 2018 1 62 Report

oblicz: a) \frac{2^{0} +2^{-2}}{(\frac{2}{3})^{-2} -5\cdot(-2)^{-2}+(\frac{1}{2})^{-2}} + \frac{3}{4} =

b) (\frac{1}{2})^{-5}\cdot8^{-2}+(-64^{-1})^{-2}\cdot2^{-13}-(0,2)^{-3}\cdot125^{-1}

c) 3\cdot[5-(\frac{1}{2})^{-1}]^{2}\cdot[(-\frac{2}{3})^{-3}+3\cdot2^{-3}]^{-2}

d) \frac{[(\frac{1}{4^{-1}}+\frac{3}{9^{-1}})-(\frac{1}{5^{2}}-\frac{2}{3^{-2}})]\cdot(5^{0}-5^{-2})^{-1}}{(2-5^{-1}-5^{-2})^{-1}}


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