Contact us
Choose a category below so we can get back to you as quickly as possible.
|x|²-4|x|+3<0 (|x|-1)(|x|-3)<0 ∴1<|x|<3 ①1<x<3 ②1<-x<3 -3<x<-1 The solution is: - 3 < x < - 1 or 1 < x < 3
We and our partners use cookies and other technologies to analyze traffic and optimize your experience. View more info and control your cookies settings at any time in our Cookies Policy.