Overview: 1 questions will be solved this time.Among them
           ☆1 inequalities

[ 1/1Inequality]
    Assignment:Find the solution set of inequality x3+x2+x+1小于0 .
    Question type: Inequality
    Solution:
    The inequality can be reduced to 1 inequality：
         x * 3 + x * 2 + x + 1 <0         (1)

---

    From inequality(1)：
         x < -1/6

---

    The final solution set is :
         x < -1/6

Your problem has not been solved here? Please take a look at the  hot problems ！