Question

Решите неравенство:
| 2х+3| >8

Answer 1

$|2x+3| textgreater 8\ left { {{2x+3 textgreater 8} atop {-(2x+3) textgreater 8}} right. left { {{x textgreater frac{5}{2} } atop {x textless - frac{11}{2} }} right.$
x∈(-∞;-11/2)∪(5/2;+∞)