October 2018 1 37 Report

Matematyka z plusem 2 zad. 14/77 ZAPISZ W NAJPROSTSZEJ POSTACI: a) a-[a-(1-a)]=... b) -x-[-(1-x)-(x-1)]=... c) x-[y-(x-y)-x-(y-x)]=... d) a-1-[1-(a-1)-2a-(1-3a)]-a-1=...


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