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d15ashirova
@d15ashirova
July 2022
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Решите уравнение: 1\9 •х2 - х +2=0.
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zhenyaM2002
Verified answer
1/9 * х² - х +2 =0 |×9
x²-9x+18=0
D= 81 -4*18=81-72=9 √D=3
x₁= (9-3)/2=6/2=3
x₂= (9+3)/2 = 12/2 =6
Ответ: (3 ; 6)
3 votes
Thanks 6
d15ashirova
спасибооо
zhenyaM2002
пожалуйста)
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Answers & Comments
Verified answer
1/9 * х² - х +2 =0 |×9x²-9x+18=0
D= 81 -4*18=81-72=9 √D=3
x₁= (9-3)/2=6/2=3
x₂= (9+3)/2 = 12/2 =6
Ответ: (3 ; 6)