October 2018 1 11 Report

Doprowadź wyrażenia do najprostszej postaci i określ ich dziedzinę: Pomocy to jest na dzisiaj

a) (\frac{x}{x+1}+2-\frac{3}{x-2}):\frac{x^{2}-2x}{3x^{2}-7x-7}
b) (\frac{3}{x^{2}+3x}-\frac{2}{x+3}+\frac{x}{3x+9}):(\frac{3}{x}-2+\frac{x}{3})


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