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

[ 1/1Inequality]
    Assignment:Find the solution set of inequality 9*m^2+38*m+9 <0 .
    Question type: Inequality
    Solution:
    The inequality can be reduced to 1 inequality：
        9 * m ^ 2 + 38 * m + 9 <0         (1)

---

    From inequality(1)：
         -3.970356 < m < -0.251867

---

    The final solution set is :
         -3.970356 < m < -0.251867

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