Question

|x|>2 Напишите решение пожалуйста

Answer 1

$|x| textgreater 2; ; Rightarrow ; ; xin (-infty ,-2)cup (2,+infty ) \\\a); ; x textless 0; ; to ; ; |x|=-x; ; to ; ; -x textgreater 2; ,; ; x textless -2\\b); ; x=0; ; to |x|=|0|=0; ,; ; 0 textgreater 2; ; neverno\\c); ; x textgreater 0; ; to ; ; |x|=x; ; to ; ; x textgreater 2\\Vuvod:; ; |x| textgreater 2; ; Rightarrow ; ; left [ {{x textless -2} atop {x textgreater 2}} right. ; ; Rightarrow ; ; xin (-infty ,-2)cup (2,+infty )$

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