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Ксюхахаха
@Ксюхахаха
August 2022
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помогите решить |x|-2|x+1|+3|x-2|=0
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sedinalana
Verified answer
1)x<-1
-x+2x+2-3x+6=0
2x=8
x=4 не удов усл
2)-1≤x<0
-x-2x-2-3x+6=0
6x=4
x=2/3 не удов усл
3)0≤x≤2
x-2x-2-3x+6=0
4x=4
x=1
4)x>2
x-2x-2+3x-6=0
2x=8
x=4
Ответ x=1,x=4
12 votes
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Ксюхахаха
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Answers & Comments
Verified answer
1)x<-1-x+2x+2-3x+6=0
2x=8
x=4 не удов усл
2)-1≤x<0
-x-2x-2-3x+6=0
6x=4
x=2/3 не удов усл
3)0≤x≤2
x-2x-2-3x+6=0
4x=4
x=1
4)x>2
x-2x-2+3x-6=0
2x=8
x=4
Ответ x=1,x=4