Ответы на вопрос:
D = (-8)^2 - 4 * 3 * (-3)
= 64 + 36
= 100
x1 = (-(-8) + √100) / (2 * 3) = (8 + 10) / 6 = 18 / 6 = 3
x2 = (-(-8) - √100) / (2 * 3) = (8 - 10) / 6 = -2 / 6 = -1/3
= 64 + 36
= 100
x1 = (-(-8) + √100) / (2 * 3) = (8 + 10) / 6 = 18 / 6 = 3
x2 = (-(-8) - √100) / (2 * 3) = (8 - 10) / 6 = -2 / 6 = -1/3
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