решите уровнение:
х²+х-2=0
x^2 + x - 2 = 0
x1 + x2 = -1 x1 = -2
x1 * x2 = -2 x2 = 1
теорема Виета ес чо)
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x^2 + x - 2 = 0
x1 + x2 = -1 x1 = -2
x1 * x2 = -2 x2 = 1
теорема Виета ес чо)