December 2018 1 29 Report
Dla jakich wartości parametru m dziedziną funkcji f jest zbiór Df?
a)f(x)= \frac{x+1}{x^2+mx-1} , Df=R/[-1,1]
b)f(x)= \frac{x^2+1}{x^2+mx+1} , Df=R/[-1,1]
c)f(x)= \frac{x^2+x+1}{x^2+(m-1)x-m,} Df=R/[-1,1]
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