Ответ:
||Х|-2|=2
|Х|-2=2 и |Х|-2=-2
|Х|=2+2 |Х|=-2+2
х₁=4 и х₂= -4 |Х|=0
х₃=0
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Ответ:
||Х|-2|=2
|Х|-2=2 и |Х|-2=-2
|Х|=2+2 |Х|=-2+2
х₁=4 и х₂= -4 |Х|=0
х₃=0