November 2018 2 46 Report
1.Wyznacz zbiór wartości funkcji

a) f(x) =  \frac{-2}{x -1} D= {-1,0,2}
b) f(x) =  (-1)^{x} D= {1,2,3,4,5}
c) f(x)=  2^{x} D= {-2,-1,0,1,2}
d)f(x)= -2  \sqrt{x - 1} D= {1,2,5,10}
e)f(x)=  \sqrt x^{2} D= {-3,-2,-1,0,1,2}

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