Автор - sofuskakoskin675

решите уравнение
1)||х|-3|=0
2)|5-|х||=0
3)||х|+3|=0
4)|7-|х||=0
ПОмоГИТЕ Пожалуйста ​

Ответ

Автор - aiwawaripov

Ответ:

1) | |x|  - 3|  = 0 \  |x|  = 3 \ x1 =  + 3 :  :  :  :  : x2 =  - 3

2) |5 -  |x| |  = 0 \  -  |x|  =  - 5 \ x1 =  + 5 :  :  :  :  :  :  : x2 =  - 5

3) | |x|  + 3|  = 0 \  |x|  =  - 3 \ x = 0

4) |7 -  |x| |  = 0 \  -  |x|  =  - 7 \ x1 =  + 7 :  :  :  :  :  :  :  : x2 =  - 7

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