高中数学代数与函数一函数练习题59
题目内容

已知 http://picflow.koolearn.com/upload/2014-09/26/299198f7-b098-49b9-990f-991b74e8e1da/paper.files/image041.png,若 http://picflow.koolearn.com/upload/2014-09/26/299198f7-b098-49b9-990f-991b74e8e1da/paper.files/image042.pnghttp://picflow.koolearn.com/upload/2014-09/26/299198f7-b098-49b9-990f-991b74e8e1da/paper.files/image043.png的最小值,则 http://picflow.koolearn.com/upload/2014-09/26/299198f7-b098-49b9-990f-991b74e8e1da/paper.files/image044.png的取值范围为(   )

2021-08-03

A.[-1,2]

B.[-1,0]

C.[1,2]

D.http://picflow.koolearn.com/upload/2014-09/26/299198f7-b098-49b9-990f-991b74e8e1da/paper.files/image045.png

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