SubArea: Higher degree equations and inequalitiesLevel: BProject ID: 2010009601Source Problem: 9000029308Accepted: 0Clonable: 1Easy: 0Find the solution set of the following inequality. \[ -x^{3} -3x > 0 \]\((-\infty ;0) \)\((3;\infty) \)\((-\infty ;3) \)\(\emptyset \)\((0;\infty) \)