SubArea: Quadratic equations and inequalitiesLevel: BProject ID: 2010007905Source Problem: 9000039004Accepted: 0Clonable: 1Easy: 0Find all \(x\) such that the expression \( 2x^2+8\) is negative.No such \(x\) exists.\(x\in \mathbb{R}\)\(x\in (-2;2)\)\(x\in (-\infty ;-2)\cup (2;+\infty )\)
