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skorcebnaa
@skorcebnaa
June 2023
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помогити) Спасибо) 10 баллов
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rammie12349
Ответ:
3
Объяснение:
поделим неравенство на 18:
72x²-90x+18>0 | :18
4x²-5x+1>0
4x²-5x+1=0
т.к. a+b+c(коэффициенты)=0, то x1= 1, x2= 0.25
+ - +
\_\_\_\_\•_______•\_\_\_\_\_>
0.25 1
0 votes
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Answers & Comments
3
Объяснение:
поделим неравенство на 18:
72x²-90x+18>0 | :18
4x²-5x+1>0
4x²-5x+1=0
т.к. a+b+c(коэффициенты)=0, то x1= 1, x2= 0.25
+ - +
\_\_\_\_\•_______•\_\_\_\_\_>
0.25 1