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已知函数 http://picflow.koolearn.com/upload/2012-11/09/f3e3fcc6-4ac6-45cb-a34f-2875b4d916b0/paper.files/image023.png,则 http://picflow.koolearn.com/upload/2012-11/09/f3e3fcc6-4ac6-45cb-a34f-2875b4d916b0/paper.files/image024.png(   )  

发布时间:2021-08-04

A.3

B.5

C.7

D.9

试卷相关题目

  • 1下列函数中,与函数 http://picflow.koolearn.com/upload/2013-03/05/0e7e2aec-4404-451f-81fa-77fe766b5ae6/paper.files/image006.png相同的函数是 (   )     

    A.http://picflow.koolearn.com/upload/2013-03/05/0e7e2aec-4404-451f-81fa-77fe766b5ae6/paper.files/image007.png

    B.http://picflow.koolearn.com/upload/2013-03/05/0e7e2aec-4404-451f-81fa-77fe766b5ae6/paper.files/image008.png

    C.http://picflow.koolearn.com/upload/2013-03/05/0e7e2aec-4404-451f-81fa-77fe766b5ae6/paper.files/image009.png

    D.http://picflow.koolearn.com/upload/2013-03/05/0e7e2aec-4404-451f-81fa-77fe766b5ae6/paper.files/image010.png

    开始考试点击查看答案
  • 2已知函数 http://picflow.koolearn.com/upload/2013-01/14/04aeca63-ef25-4aa1-9a78-361aad23ec00/paper.files/image052.pnghttp://picflow.koolearn.com/upload/2013-01/14/04aeca63-ef25-4aa1-9a78-361aad23ec00/paper.files/image053.png上是增函数, http://picflow.koolearn.com/upload/2013-01/14/04aeca63-ef25-4aa1-9a78-361aad23ec00/paper.files/image054.png,若 http://picflow.koolearn.com/upload/2013-01/14/04aeca63-ef25-4aa1-9a78-361aad23ec00/paper.files/image055.png,则 http://picflow.koolearn.com/upload/2013-01/14/04aeca63-ef25-4aa1-9a78-361aad23ec00/paper.files/image056.png的取值范围是(   )

    A.http://picflow.koolearn.com/upload/2013-01/14/04aeca63-ef25-4aa1-9a78-361aad23ec00/paper.files/image057.png

    B.http://picflow.koolearn.com/upload/2013-01/14/04aeca63-ef25-4aa1-9a78-361aad23ec00/paper.files/image058.png

    C.http://picflow.koolearn.com/upload/2013-01/14/04aeca63-ef25-4aa1-9a78-361aad23ec00/paper.files/image059.png

    D.http://picflow.koolearn.com/upload/2013-01/14/04aeca63-ef25-4aa1-9a78-361aad23ec00/paper.files/image060.png

    开始考试点击查看答案
  • 3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

    A.①②③④

    B.①②④

    C.①③④

    D.①③

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  • 4对于定义域为 http://picflow.koolearn.com/upload/2013-03/18/d56df974-805b-4b56-ab43-71d01c0bafde/paper.files/image085.png的函数 http://picflow.koolearn.com/upload/2013-03/18/d56df974-805b-4b56-ab43-71d01c0bafde/paper.files/image086.png和常数 http://picflow.koolearn.com/upload/2013-03/18/d56df974-805b-4b56-ab43-71d01c0bafde/paper.files/image087.png,若对任意正实数 http://picflow.koolearn.com/upload/2013-03/18/d56df974-805b-4b56-ab43-71d01c0bafde/paper.files/image088.pnghttp://picflow.koolearn.com/upload/2013-03/18/d56df974-805b-4b56-ab43-71d01c0bafde/paper.files/image089.png使得 http://picflow.koolearn.com/upload/2013-03/18/d56df974-805b-4b56-ab43-71d01c0bafde/paper.files/image090.png恒成立,则称函数 http://picflow.koolearn.com/upload/2013-03/18/d56df974-805b-4b56-ab43-71d01c0bafde/paper.files/image086.png为“敛 http://picflow.koolearn.com/upload/2013-03/18/d56df974-805b-4b56-ab43-71d01c0bafde/paper.files/image087.png函数”.现给出如下函数: ① http://picflow.koolearn.com/upload/2013-03/18/d56df974-805b-4b56-ab43-71d01c0bafde/paper.files/image091.png;             ② http://picflow.koolearn.com/upload/2013-03/18/d56df974-805b-4b56-ab43-71d01c0bafde/paper.files/image092.png; ③ http://picflow.koolearn.com/upload/2013-03/18/d56df974-805b-4b56-ab43-71d01c0bafde/paper.files/image093.png;               ④ http://picflow.koolearn.com/upload/2013-03/18/d56df974-805b-4b56-ab43-71d01c0bafde/paper.files/image094.png. 其中为“敛1函数”的有

    A.①②

    B.③④

    C.②③④

    D.①②③

    开始考试点击查看答案
  • 5记实数 http://picflow.koolearn.com/upload/2013-10/22/756d879c-26b3-4e32-a337-aba48cf54cdf/paper.files/image086.png中的最大数为max{ http://picflow.koolearn.com/upload/2013-10/22/756d879c-26b3-4e32-a337-aba48cf54cdf/paper.files/image086.png} , 最小数为min{ http://picflow.koolearn.com/upload/2013-10/22/756d879c-26b3-4e32-a337-aba48cf54cdf/paper.files/image086.png}则max{min{ http://picflow.koolearn.com/upload/2013-10/22/756d879c-26b3-4e32-a337-aba48cf54cdf/paper.files/image087.png}}=   (   )

    A.http://picflow.koolearn.com/upload/2013-10/22/756d879c-26b3-4e32-a337-aba48cf54cdf/paper.files/image088.png

    B.1

    C.3

    D.http://picflow.koolearn.com/upload/2013-10/22/756d879c-26b3-4e32-a337-aba48cf54cdf/paper.files/image089.png

    开始考试点击查看答案
  • 6哪个函数与函数 http://picflow.koolearn.com/upload/2012-11/09/f17da0d9-aa9c-4af2-a2ee-d8fa51bd7e6f/paper.files/image045.png相同(    )

    A.http://picflow.koolearn.com/upload/2012-11/09/f17da0d9-aa9c-4af2-a2ee-d8fa51bd7e6f/paper.files/image046.png

    B.http://picflow.koolearn.com/upload/2012-11/09/f17da0d9-aa9c-4af2-a2ee-d8fa51bd7e6f/paper.files/image047.png

    C.http://picflow.koolearn.com/upload/2012-11/09/f17da0d9-aa9c-4af2-a2ee-d8fa51bd7e6f/paper.files/image048.png

    D.http://picflow.koolearn.com/upload/2012-11/09/f17da0d9-aa9c-4af2-a2ee-d8fa51bd7e6f/paper.files/image049.png

    开始考试点击查看答案
  • 7下列各组函数中,表示同一函数的是(      )

    A.http://picflow.koolearn.com/upload/2012-10/30/fa837d1e-089b-4a38-8c58-6fa481f2b80f/paper.files/image004.pnghttp://picflow.koolearn.com/upload/2012-10/30/fa837d1e-089b-4a38-8c58-6fa481f2b80f/paper.files/image005.png

    B.http://picflow.koolearn.com/upload/2012-10/30/fa837d1e-089b-4a38-8c58-6fa481f2b80f/paper.files/image006.pnghttp://picflow.koolearn.com/upload/2012-10/30/fa837d1e-089b-4a38-8c58-6fa481f2b80f/paper.files/image007.pnghttp://picflow.koolearn.com/upload/2012-10/30/fa837d1e-089b-4a38-8c58-6fa481f2b80f/paper.files/image008.png

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  • 8图中的图象所表示的函数解析式是(    ) http://picflow.koolearn.com/upload/2012-11/19/0427c1bf-4a89-4332-9e97-1b4198be0823/paper.files/image080.png

    A.http://picflow.koolearn.com/upload/2012-11/19/0427c1bf-4a89-4332-9e97-1b4198be0823/paper.files/image081.png

    B.http://picflow.koolearn.com/upload/2012-11/19/0427c1bf-4a89-4332-9e97-1b4198be0823/paper.files/image082.png

    C.http://picflow.koolearn.com/upload/2012-11/19/0427c1bf-4a89-4332-9e97-1b4198be0823/paper.files/image083.png

    D.http://picflow.koolearn.com/upload/2012-11/19/0427c1bf-4a89-4332-9e97-1b4198be0823/paper.files/image084.png

    开始考试点击查看答案
  • 9下列四组中 http://picflow.koolearn.com/upload/2013-03/19/c8540f13-a84d-4576-bf0b-e5f5742a2069/paper.files/image001.png表示相等函数的是 (     )

    A.http://picflow.koolearn.com/upload/2013-03/19/c8540f13-a84d-4576-bf0b-e5f5742a2069/paper.files/image002.png

    B.http://picflow.koolearn.com/upload/2013-03/19/c8540f13-a84d-4576-bf0b-e5f5742a2069/paper.files/image003.png

    C.http://picflow.koolearn.com/upload/2013-03/19/c8540f13-a84d-4576-bf0b-e5f5742a2069/paper.files/image004.png

    D.http://picflow.koolearn.com/upload/2013-03/19/c8540f13-a84d-4576-bf0b-e5f5742a2069/paper.files/image005.png

    开始考试点击查看答案
  • 10下列各组函数中,表示同一函数的是(   )

    A.http://picflow.koolearn.com/upload/2013-04/12/f3ed5214-2a3f-4676-b927-8a630bfafadc/paper.files/image037.png

    B.http://picflow.koolearn.com/upload/2013-04/12/f3ed5214-2a3f-4676-b927-8a630bfafadc/paper.files/image038.png

    C.http://picflow.koolearn.com/upload/2013-04/12/f3ed5214-2a3f-4676-b927-8a630bfafadc/paper.files/image039.png

    D.http://picflow.koolearn.com/upload/2013-04/12/f3ed5214-2a3f-4676-b927-8a630bfafadc/paper.files/image040.png

    开始考试点击查看答案
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