高中数学代数与函数一函数练习题27
题目内容

已知函数 http://picflow.koolearn.com/upload/2012-01/11/31c00f5e-1d1f-411b-b305-3d678b32207b/paper.files/image059.png,方程 http://picflow.koolearn.com/upload/2012-01/11/31c00f5e-1d1f-411b-b305-3d678b32207b/paper.files/image060.png有四个实数根,则 http://picflow.koolearn.com/upload/2012-01/11/31c00f5e-1d1f-411b-b305-3d678b32207b/paper.files/image061.png的取值范围为(    )            

2021-07-26

A.http://picflow.koolearn.com/upload/2012-01/11/31c00f5e-1d1f-411b-b305-3d678b32207b/paper.files/image062.png

B.http://picflow.koolearn.com/upload/2012-01/11/31c00f5e-1d1f-411b-b305-3d678b32207b/paper.files/image063.png

C.http://picflow.koolearn.com/upload/2012-01/11/31c00f5e-1d1f-411b-b305-3d678b32207b/paper.files/image064.png

D.http://picflow.koolearn.com/upload/2012-01/11/31c00f5e-1d1f-411b-b305-3d678b32207b/paper.files/image065.png

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