October 2018 1 29 Report

1Wykonaj działania :

a)

\frac{12}{x^{2}-9}-\frac{2}{x-3}=

b)

(\frac{x}{x-2}-\frac{2}{x+2}):(\frac{x+2}{2}-\frac{x-2}{x})

2Rozwiąż równanie

\frac{x^{2}-x-6}{x^{2}-4}=0:


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