October 2018 1 20 Report

zad1

a)[2^-1+(1/2)^2 -2^-3]*2^-1=.............. (^ znaczy do potęgi //// * znaczy razyy

)

b) (0,8 - 5/13 * 0,13):(2/3)^-3 =........

c)[(-4)^2 :1,6-6] ^-2-...................

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