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5)В уравнении x^2+px-16=0 один из корней равен 8. Найди второй корень и коэффициент р
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Алгебра -
Автор:
whiskeyfzdv - 6 лет назад
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Ответы 2
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р=-6 так правильнее)
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Автор:
baird - 6 лет назад
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x^2+px-16=0 решаем используя теорему Виета: х1+х2=-р. х1·х2=-16. по условию х1=8, тогда 8·х2=-16. х2=-2.8+(-2)=6.р=6.ответ: р=6; х2=-2.
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Автор:
brysonfernandez - 6 лет назад
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