题目
题型:不详难度:来源:
![](http://img.shitiku.com.cn/uploads/allimg/20191102/20191102114641-59047.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20191102/20191102114641-20368.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20191102/20191102114641-76263.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20191102/20191102114642-94666.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20191102/20191102114642-41217.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20191102/20191102114642-31504.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20191102/20191102114642-56390.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20191102/20191102114643-26521.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20191102/20191102114643-86519.gif)
①向量
![](http://img.shitiku.com.cn/uploads/allimg/20191102/20191102114643-38028.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20191102/20191102114643-48201.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20191102/20191102114644-22589.gif)
②
![](http://img.shitiku.com.cn/uploads/allimg/20191102/20191102114642-31504.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20191102/20191102114642-56390.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20191102/20191102114644-11772.gif)
③球面上到
![](http://img.shitiku.com.cn/uploads/allimg/20191102/20191102114642-31504.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20191102/20191102114642-56390.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20191102/20191102114644-85583.jpg)
④若点
![](http://img.shitiku.com.cn/uploads/allimg/20191102/20191102114644-48211.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20191102/20191102114645-86178.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20191102/20191102114645-65063.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20191102/20191102114644-48211.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20191102/20191102114645-54573.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20191102/20191102114645-49734.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20191102/20191102114646-54426.gif)
A.②④ | B.①④ | C.② | D.②③ |
答案
解析
核心考点
试题【如图,在半径为l的球中.、是两条互相垂直的直径,半径平面.点、分别为大圆上的劣弧、的中点,给出下列结论:①向量在向量方向上的投影恰为;②、两点的球面距离为;③球】;主要考察你对四种命题等知识点的理解。[详细]
举一反三
![](http://img.shitiku.com.cn/uploads/allimg/20191102/20191102114632-68256.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20191102/20191102114633-66729.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20191102/20191102114633-83184.gif)
A.![]() ![]() ![]() | B.![]() ![]() ![]() |
C.![]() ![]() ![]() | D.![]() ![]() ![]() |
③若
![](http://img.shitiku.com.cn/uploads/allimg/20191102/20191102114629-25095.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20191102/20191102114629-95683.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20191102/20191102114629-81433.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20191102/20191102114629-81136.gif)
⑤已知
![](http://img.shitiku.com.cn/uploads/allimg/20191102/20191102114629-95683.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20191102/20191102114630-57470.gif)
其中正确命题的序号有
![](http://img.shitiku.com.cn/uploads/allimg/20191102/20191102114630-67456.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20191102/20191102114630-88852.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20191102/20191102114552-45619.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20191102/20191102114552-30849.gif)
①
![](http://img.shitiku.com.cn/uploads/allimg/20191102/20191102114552-55241.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20191102/20191102114552-61723.gif)
③
![](http://img.shitiku.com.cn/uploads/allimg/20191102/20191102114553-85303.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20191102/20191102114553-65014.gif)
其中的正确命题序号是
A.③④ | B.②③ | C.①② | D.①②③④ |
![](http://img.shitiku.com.cn/uploads/allimg/20191102/20191102114531-20357.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20191102/20191102114531-70102.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20191102/20191102114531-66264.gif)
A.![]() | B.![]() |
C.![]() ![]() ![]() | D.![]() |
①若
![](http://img.shitiku.com.cn/uploads/allimg/20191102/20191102114518-41642.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20191102/20191102114518-78784.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20191102/20191102114518-78737.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20191102/20191102114519-19696.gif)
②终边在
![](http://img.shitiku.com.cn/uploads/allimg/20191102/20191102114519-16100.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20191102/20191102114519-37103.gif)
③在同一坐标系中,函数
![](http://img.shitiku.com.cn/uploads/allimg/20191102/20191102114519-19707.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20191102/20191102114520-61884.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20191102/20191102114520-55311.gif)
④把函数
![](http://img.shitiku.com.cn/uploads/allimg/20191102/20191102114520-62446.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20191102/20191102114520-17352.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20191102/20191102114521-99935.gif)
⑤函数
![](http://img.shitiku.com.cn/uploads/allimg/20191102/20191102114521-30424.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20191102/20191102114521-78231.gif)
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