October 2018 1 65 Report

która sposrod liczb -2, 0, 2 nalezy do dziedziny funkcji f?

a)f(x)=\frac{x-2}{x+2}

b)f(x)=\frac{x}{4-2x}

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

d)f(x)=\frac{2x}{x^{2}-4}


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