Ответ:
Пошаговое объяснение:
|14x|-7<7; |14x|<7+7; |14x|<14
14x<14; x<14/14; x₁<1
-14x<14; x>14/(-14); x₂>-1
x∈(-1; 1)
///////////////
-------------°--------------°------------->x
-1 1
|14x|-7>7; |14x|>14
14x>14; x₁>1
-14x>14; x₂<-1
x∈(-∞; -1)∪(1; +∞)
\\\\\\\\\\\\\\\\ /////////////////////
----------------°-------------°------------------->x
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Answers & Comments
Ответ:
Пошаговое объяснение:
|14x|-7<7; |14x|<7+7; |14x|<14
14x<14; x<14/14; x₁<1
-14x<14; x>14/(-14); x₂>-1
x∈(-1; 1)
///////////////
-------------°--------------°------------->x
-1 1
|14x|-7>7; |14x|>14
14x>14; x₁>1
-14x>14; x₂<-1
x∈(-∞; -1)∪(1; +∞)
\\\\\\\\\\\\\\\\ /////////////////////
----------------°-------------°------------------->x
-1 1