oblicz:
a -2:(7-11)
b (-2-4)*(-6):(-3) do potegi drugiej
a -2:(7-11) = 2:(-4)=(-1/2)
b (-2-4)*(-6):(-3) do potegi drugiej= (-6)*(-6):9 = 36 : 9 = 4
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a -2:(7-11) = 2:(-4)=(-1/2)
b (-2-4)*(-6):(-3) do potegi drugiej= (-6)*(-6):9 = 36 : 9 = 4