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LadySmail
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July 2022
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Помогите пожалуйста с номерами 17, 18, 21
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Удачник66
Verified answer
17.
18.
По теореме Виета x и y - это корни квадратного уравнения
t^2 - 9t + 20 = 0
(t - 4)(t - 5) = 0
x1 = 4; y1 = 5
x2 = 5; y2 = 4
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Answers & Comments
Verified answer
17.18.
По теореме Виета x и y - это корни квадратного уравнения
t^2 - 9t + 20 = 0
(t - 4)(t - 5) = 0
x1 = 4; y1 = 5
x2 = 5; y2 = 4