题目
题型:不详难度:来源:
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(3)人的年龄与身高是函数关系;(4)对于函数
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答案
解析
![](http://img.shitiku.com.cn/uploads/allimg/20191102/20191102145358-39266.gif)
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核心考点
试题【下列四个命题:(1)用二分法研究函数的零点时,第一次经计算第二次应计算;(2)线性相关系数越大,两个变量的线性相关性越强;(3)人的年龄与身高是函数关系;(4)】;主要考察你对四种命题等知识点的理解。[详细]
举一反三
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A.充分不必要条件 | B.必要不充分条件 | C.充要条件 | D.既不充分又不必要条件 |
![](http://img.shitiku.com.cn/uploads/allimg/20191102/20191102145335-63194.gif)
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②
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④设
![](http://img.shitiku.com.cn/uploads/allimg/20191102/20191102145337-86948.gif)
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A.同位角相等,两直线不平行 | B.同位角不相等,两直线平行 |
C.两直线不平行,同位角不相等 | D.同位角不相等,两直线不平行 |
![](http://img.shitiku.com.cn/uploads/allimg/20191102/20191102145232-78785.gif)
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