September 2018 2 19 Report

Potęgi o wykładniku całkowitym.

Oblicz:

a.) [(-2)^2 - 1,25 + 2,5^2] * (-2/3)^3 =

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

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

d.) 5^2:2,5 - [(3/4)^-1 * (-1/2)^2 + 1 1/2:2,25] * 3/4 =

bardzo proszę o obliczenia. : )


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