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АделяТулегенова
@АделяТулегенова
June 2022
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Решите уравнения
|х|=х·|х|
(х-1)·|х|=9·|х|
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тяти
Первое уравнение
|x|-x•|x|=0
|x|•(1-x)=0
|x|=0
1-x=0
x=0
x=1
второе
(х-1)•|х|-9•|х|=0
|х|•(х-1-9)=0
|х|=0
х-10=0
х1=0
х2=10
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Answers & Comments
|x|-x•|x|=0
|x|•(1-x)=0
|x|=0
1-x=0
x=0
x=1
второе
(х-1)•|х|-9•|х|=0
|х|•(х-1-9)=0
|х|=0
х-10=0
х1=0
х2=10