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函数 http://picflow.koolearn.com/upload/2012-11/12/8b7ac0ee-69a5-49db-89fd-ba44518d5e3c/paper.files/image043.png的定义域为 http://picflow.koolearn.com/upload/2012-11/12/8b7ac0ee-69a5-49db-89fd-ba44518d5e3c/paper.files/image058.png,若存在闭区间 http://picflow.koolearn.com/upload/2012-11/12/8b7ac0ee-69a5-49db-89fd-ba44518d5e3c/paper.files/image059.png,使得函数 http://picflow.koolearn.com/upload/2012-11/12/8b7ac0ee-69a5-49db-89fd-ba44518d5e3c/paper.files/image043.png满足:① http://picflow.koolearn.com/upload/2012-11/12/8b7ac0ee-69a5-49db-89fd-ba44518d5e3c/paper.files/image043.pnghttp://picflow.koolearn.com/upload/2012-11/12/8b7ac0ee-69a5-49db-89fd-ba44518d5e3c/paper.files/image060.png内是单调函数;② http://picflow.koolearn.com/upload/2012-11/12/8b7ac0ee-69a5-49db-89fd-ba44518d5e3c/paper.files/image043.pnghttp://picflow.koolearn.com/upload/2012-11/12/8b7ac0ee-69a5-49db-89fd-ba44518d5e3c/paper.files/image060.png上的值域为 http://picflow.koolearn.com/upload/2012-11/12/8b7ac0ee-69a5-49db-89fd-ba44518d5e3c/paper.files/image061.png,则称区间 http://picflow.koolearn.com/upload/2012-11/12/8b7ac0ee-69a5-49db-89fd-ba44518d5e3c/paper.files/image060.pnghttp://picflow.koolearn.com/upload/2012-11/12/8b7ac0ee-69a5-49db-89fd-ba44518d5e3c/paper.files/image062.png的“倍值区间”.下列函数中存在“倍值区间”的有 ① http://picflow.koolearn.com/upload/2012-11/12/8b7ac0ee-69a5-49db-89fd-ba44518d5e3c/paper.files/image063.png;           ② http://picflow.koolearn.com/upload/2012-11/12/8b7ac0ee-69a5-49db-89fd-ba44518d5e3c/paper.files/image064.png; ③ http://picflow.koolearn.com/upload/2012-11/12/8b7ac0ee-69a5-49db-89fd-ba44518d5e3c/paper.files/image065.png;       ④ http://picflow.koolearn.com/upload/2012-11/12/8b7ac0ee-69a5-49db-89fd-ba44518d5e3c/paper.files/image066.png

发布时间:2021-08-04

A.①②③④

B.①②④

C.①③④

D.①③

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