已知二次函数F(x)的二次项系数为a且不等式F(x)大于-2x的解集为(1,3)若方程F(x)+6a=0有两个相等的根 求F(x)的解析式 若F(x)得最大值为正数 求a的取值范围F(x) 大于-2,x的解集为(1,3)
来源:学生作业帮助网 编辑:作业帮 时间:2024/07/19 02:57:41
![已知二次函数F(x)的二次项系数为a且不等式F(x)大于-2x的解集为(1,3)若方程F(x)+6a=0有两个相等的根 求F(x)的解析式 若F(x)得最大值为正数 求a的取值范围F(x) 大于-2,x的解集为(1,3)](/uploads/image/z/1598945-41-5.jpg?t=%E5%B7%B2%E7%9F%A5%E4%BA%8C%E6%AC%A1%E5%87%BD%E6%95%B0F%EF%BC%88x%29%E7%9A%84%E4%BA%8C%E6%AC%A1%E9%A1%B9%E7%B3%BB%E6%95%B0%E4%B8%BAa%E4%B8%94%E4%B8%8D%E7%AD%89%E5%BC%8FF%28x%29%E5%A4%A7%E4%BA%8E-2x%E7%9A%84%E8%A7%A3%E9%9B%86%E4%B8%BA%EF%BC%881%2C3%EF%BC%89%E8%8B%A5%E6%96%B9%E7%A8%8BF%EF%BC%88x%EF%BC%89%2B6a%3D0%E6%9C%89%E4%B8%A4%E4%B8%AA%E7%9B%B8%E7%AD%89%E7%9A%84%E6%A0%B9+%E6%B1%82F%28x%29%E7%9A%84%E8%A7%A3%E6%9E%90%E5%BC%8F+%E8%8B%A5F%28x%29%E5%BE%97%E6%9C%80%E5%A4%A7%E5%80%BC%E4%B8%BA%E6%AD%A3%E6%95%B0+%E6%B1%82a%E7%9A%84%E5%8F%96%E5%80%BC%E8%8C%83%E5%9B%B4F%28x%29+%E5%A4%A7%E4%BA%8E-2%EF%BC%8Cx%E7%9A%84%E8%A7%A3%E9%9B%86%E4%B8%BA%EF%BC%881%2C3%EF%BC%89)
xSNA
,XMf^H|(Q".33p|x2vWwUW{
[~⅛bk
vkl#NEY'꧴6n9#$u5q+,u9:~;/>`K"Ac,p'KyП- ~;{ɏEt!Jv]:3j]1^
HL EV.JK$%ᅥճXh#A[jc2h/}"l):BZ@0&