x² + 4x + 2 = 0 D = b²-4ac = 16-8 = 8
x₁ = (-b+√D)/2a = (-4+2√2)/2 = -2+√2
x₂ = (-b-√D)/2a = (-4-2√2)/2 = -2-√2
Ответ: {-2-√2; -2+√2}
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Объяснение:
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x² + 4x + 2 = 0 D = b²-4ac = 16-8 = 8
x₁ = (-b+√D)/2a = (-4+2√2)/2 = -2+√2
x₂ = (-b-√D)/2a = (-4-2√2)/2 = -2-√2
Ответ: {-2-√2; -2+√2}
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Ответ:
Объяснение: