October 2018 1 31 Report

Rozwiaz równania:

a.)

\frac{3}{x+2} - \frac{2}{x^{2}-4}

b.)

\frac{2a+1}{a^{2}-4a} - \frac{a}{a^{2}-8a+16}

c.)

\frac{4}{x^{2}-49} - \frac{x+2}{7-x} - 1


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