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tangiev2017
@tangiev2017
July 2022
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Помогите ребята!
Определи значения у, при которых верно равенство:
y^2 - 11y-2/9
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ВикаВикторовна
Verified answer
У² - 11у-2 / 9 = 0
9у²-11у+2=0
D=121-71=49
у₁ = 11-7 / 18 = 4/18 = 2/9
у₂ = 11+7 / 18 = 1
Ответ: при у= 2/9; 1
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Answers & Comments
Verified answer
У² - 11у-2 / 9 = 09у²-11у+2=0
D=121-71=49
у₁ = 11-7 / 18 = 4/18 = 2/9
у₂ = 11+7 / 18 = 1
Ответ: при у= 2/9; 1