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

[ 1/1Inequality]
    Assignment:Find the solution set of inequality x^2+6x-9 ≥0 .
    Question type: Inequality
    Solution:
    The inequality can be reduced to 1 inequality：
         x ^ 2 + 6 * x - 9 ≥0         (1)

---

    From inequality(1)：
         x ≤ -7.242641 或  x ≥ 1.242641

---

    The final solution set is :
         x ≤ -7.242641 或  x ≥ 1.242641

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