September 2018 1 18 Report

Wykonaj działania. Ustal dziedzinę .Odpowiedź podaj w jak najprostrzej postaci:

a).\frac{1}{x+3}*\frac{x^{2}-9}{2x}=

b).\frac{x}{x^{2}+5x}*\frac{x^{2}-25}{x+2}=

c).\frac{x^{2}-1}{x^{2}+x}*\frac{x^{2}+1}{x^{2}-2x+1}=

d).\frac{x^{2}-6x}{x+3}/\frac{x}{x+2}=

e).\frac{3}{x+4}+\\\frac{5}{x-4}=

f)/\frac{3}{x}-\frac{6}{x-2}=

g).\frac{4x}{x^{2}+2x-8}-3=

h).\frac{x^{2}}{x^{2}+2x}-x=

Proszę o rozwiązanie:)


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