November 2018 1 16 Report
Równania kwadratowe
Zad 1
 x^{2} +4x-5=0
Delta = >0
 \sqrt{x} delta=
x1=
x2=
Zad 2 Rozwiąż
-7 x^{2} +42x=0
9 x^{2} + \frac{1}{3}x=0
Zad 3 Rozwiąż
100 x^{2} -81=0
 \frac{1}{4} x^{2} - \frac{1}{9}=0
Wszystkie zadania dotyczą funkcji kwadratowej.
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