Rozwiąż równanie kwadratowe:
2x do kwadratu + x= 0
2x² + x= 0
x(2x + 1) = 0
x = 0 lub 2x +1 = 0
x = 0 lub 2x = -1
x = 0 lub x = -1/2
2x^2+x=0
x(2x+1)=0
x1= 0
x2=-0,5
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2x² + x= 0
x(2x + 1) = 0
x = 0 lub 2x +1 = 0
x = 0 lub 2x = -1
x = 0 lub x = -1/2
2x^2+x=0
x(2x+1)=0
x1= 0
x2=-0,5