February 2019 0 49 Report
Rozwiąż równia kwadratowe
-4x2 + 4 =0
3x2-5x=0
x(2x+1)=0
-x2+2x-5=0
-1/2(x-5)(3-2x)=0
-x2-1=0
4x2+3x-1=0
(x+1/5)2=49/100
(x-1)2-(x+2)2=(x-3)2
-5x4+4x2+1=0

Jesli po x jest liczba to znaczy, że jest to potęga.
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