January 2019 0 27 Report
1. Podaj dziedzinę funkcji f

d) f(x) = x-3 / 8x-6 - x+7 / x+1
e) f(x) =  x^{2} + 7 / x(x+6)
f) f(x) = 4x / (x-1)(x+3)

2. Podaj dziedzinęi miejsca zerowe funkcji f

a) f(x) = 1 /  x^{2} - 9
b) f(x) = x - 2 /  x^{2} - 4
c) f(x) =  x^{2} - 9 /  x^{2} - 25
d) f(x) = x + 4 /  x^{2} - 2

/ to kreska ułamkowa
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