高中数学代数与函数一函数练习题74
题目内容

若函数 http://picflow.koolearn.com/upload/2010-11/24/91d55e6f-099f-4c8f-a360-5ba49cbb6b5a/paper.files/image041.gif的定义域为 http://picflow.koolearn.com/upload/2010-11/24/91d55e6f-099f-4c8f-a360-5ba49cbb6b5a/paper.files/image042.gif,值域为 http://picflow.koolearn.com/upload/2010-11/24/91d55e6f-099f-4c8f-a360-5ba49cbb6b5a/paper.files/image043.gif,则 http://picflow.koolearn.com/upload/2010-11/24/91d55e6f-099f-4c8f-a360-5ba49cbb6b5a/paper.files/image044.gif的取值范围是(   )

2021-08-03

A.http://picflow.koolearn.com/upload/2010-11/24/91d55e6f-099f-4c8f-a360-5ba49cbb6b5a/paper.files/image045.gif

B.[http://picflow.koolearn.com/upload/2010-11/24/91d55e6f-099f-4c8f-a360-5ba49cbb6b5a/paper.files/image046.gif,4]

C.[http://picflow.koolearn.com/upload/2010-11/24/91d55e6f-099f-4c8f-a360-5ba49cbb6b5a/paper.files/image046.gif,3]

D.[http://picflow.koolearn.com/upload/2010-11/24/91d55e6f-099f-4c8f-a360-5ba49cbb6b5a/paper.files/image046.gif,+∞]

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