如图,两个透明的正方体器皿,其中小正方体的器皿棱长是大正方体棱长的
,将小正方体器皿放置大正方体器皿的底部,现先向小正方体器皿内匀速注水,注满后,再向大正方体器皿内以同样的速度注水,直到液面刚好没过小正方体器皿.设注水时间为
,两个器皿内水面之差为
,则
与
之间关系的大致图象是( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f89eef3148f2d4d09379767b4af69132.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/846c4e4decd476a91cd872ea433d0e5e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d053b14c8588eee2acbbe44fc37a6886.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
A.![]() | B.![]() |
C.![]() | D.![]() |
更新时间:2024-06-13 11:29:58
|
【知识点】 从函数的图象获取信息解读
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【推荐1】如图,三次函数
的图象与
轴有
个交点,分别是
,请同学们根据所学过的函数知识进行判断
当
时,
;
当
时,
有最小值;
若点
在函数
的图象上,则
的取值只有一个;
将函数
的图象向左平移
个或
个单位长度,函数图象经过原点.其中正确的结论有( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1c35af548b05f26bd72d334401fb6771.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5ca7d1107389675d32b56ec097464c14.png)
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A.![]() | B.![]() | C.![]() | D.![]() |
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【推荐2】甲、乙两工程队分别同时铺设两条600米长的管道,所铺设管道长度
(米)与铺设时间
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![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d053b14c8588eee2acbbe44fc37a6886.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
A.甲队每天铺设管道100米; |
B.从第三天开始,乙队每天铺设管道50米; |
C.甲队比乙队提前3天完成任务; |
D.当![]() |
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