Предмет: Математика, автор: lbova1999

Решите неравенство lg(2x+1)<0

Ответы

Автор ответа: iosiffinikov

0

это значит 2х+1<1
x<0
Но при этом , чтобы выражение имело смысл 2х+1>0
2x>-1
x>-0,5
Ответ: -0,5<x<0

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