1.Rozwiąż równanie;
a)
b)
c)
2.Rozwiąż nierówność:
delta = = 1+2 = 3
x1 =
x2 =
delta = 169 + 4*6*5 = 169+120=289
pierw z delty = 17
2.
ramiona paraboli skierowane do gory
wiec x
ramiona paraboli skierowane do gory wiec
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a)
delta = = 1+2 = 3
x1 =
x2 =
b)
delta = 169 + 4*6*5 = 169+120=289
pierw z delty = 17
x1 =
x2 =
2.
a)
ramiona paraboli skierowane do gory
wiec x
b)
ramiona paraboli skierowane do gory wiec