练习册

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    知识体系············································································88 题型体系············································································93 题型一 导数的运算···································································94 题型二 复合函数求导··························································95 题型三 导数的几何意义·······························································98 题型四 利用导数判断函数单调性·······················································101 题型五 利用导数求函数的极值·························································105 题型六 利用导数求解或证明不等式·····················································107 答案部分················································································109 【查看更多】

     

    题目列表(包括答案和解析)

    精英家教网某同学对教材《选修2-2》上所研究函数f（x）=
    1
    3
    x3-4x+4的性质进行变式研究，并结合TI-Nspire图形计算器作图进行直观验证（如图所示），根据你所学的知识，指出下列错误的结论是（　　）
    A、f（x）的极大值为f（-2）=
    28
    3
    B、f（x）的极小值为f（2）=-
    4
    3
    C、f（x）的单调递减区间为（-2，2）
    D、f（x）在区间[-3，3]上的最大值为f（-3）=7

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    4、如图是人教A版教材选修1-2第二章“推理与证明”的知识结构图（部分），如果要加入知识点“三段论”，则应该放在图中（　　）

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    如图所示，在“推理与证明”的知识结构图中，如果要加入“综合法”，则应该放在（　　）

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    （2013•郑州一模）一数学兴趣小组利用几何概型的相关知识做实验计算圆周率，他们向一个边长为1米的正方形区域均匀撒豆，测得正方形区域有豆5120颗，正方形内节圆区域有豆4009颗，则他们所没得圆周率为（保留两位有效数字）（　　）

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    6、从5名男学生、3名女学生中选3人参加某项知识对抗赛，要求这3人中既有男生又有女生，则不同的选法共有（　　）

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