November 2018 1 28 Report

Zad 1.

Rozwiąż równanie lub nierówność

a) x^{2}-3x+2<0

b) -x-x^{2}+8x-15>0

c) -3x^{2}-14x+24=0

Zad2.

Narysuj wykres poniższych funkcji

a)f(x)=x^{2}-3x+2

b) f(x)=-x^{2}+8x-15

c)f(x)=-3x^{2}+2x+8


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