October 2018 1 20 Report

1. Uzupełnij równania tak, aby otrzymać równania tożsamościowe:

a) 3(x +1/2) - 3 = x + 1/4 (.......... x - ..........)

b) 2(a - 5) + 3(a + 2) - 6 = ....... ( a - .......)

c) 2 - ( x + 3)

-------------- + 1/3 (x + 4) - 2/3x =1/3(...........)

3

......................................

/ - kreska ułamkowa


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