September 2018 1 11 Report

Wykonaj działania. Podaj odpowiednie założenia:

a)\frac{x+2}{2x-6}-\frac{2x-1}{x-3}

b)\frac{x^2+x+6}{x+5}/\frac{x-2}{x^2+2x-15}

c)\frac{x+2}{x^2-6x+9}-\frac{x-2}{x^2-9}

d)[(1+\frac{x-2}{x})(\frac{2}{x+1}+2)-\frac{4}{x+1}]*\frac{3x+3}{2x}

/ - podzielić ;-)


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