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полина1633
@полина1633
July 2022
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3x²-18x-71=0
Какие будут корни
Помогите решить
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Amigo3
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Kixcertborn2
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Дискриминант D=18²+4*3*71=1176. Корни х1=(18+√1176)/6=8,715,
х2=(18-√1176)/6=-2,715.
Ответ: х1=8,715, х2=-2,715.
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Дискриминант D=18²+4*3*71=1176. Корни х1=(18+√1176)/6=8,715,х2=(18-√1176)/6=-2,715.Ответ: х1=8,715, х2=-2,715.