September 2018 1 33 Report

zad 1 Wykonaj działania.

a) (4x+7)+(9-2x)=

b)(5a+8)-(3a-7)=

c)(x+1)(2+y)=

zad 2

Rozwiąż równanie

(x+1)+(x-2)^2=2(x-1)(x+1)

zad 3 Przekształć wyrażenia na sumy algebraiczne

a) (0,2a+4)^2=

b)(x-3)^2=


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