September 2018 1 11 Report

Proszę o pomoc bo jutro matematyke musze zaliczyc!!

1. x-1/x+2 = x-2/x+3

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

3. x-2/3 - 2x-1/2 >/(większe lub równe) 2-3x/6

4. x-2/3 - 2x-1/2x+3

5. (x-1)^2-(x-2)(x+2)=9


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