吹气球时,气球的半径
(单位:dm)与体积
(单位:L)之间的函数关系是
,估计
时气球的膨胀率为( )
(参考数据:
)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/11bc05f41215f9894e11d1df0465751a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/be54e84508decfcce6d2fcbe6c8c1a92.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/146915d75a58c5072e38db641b3a3533.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/28953fad683dd4122036a38840c8354a.png)
(参考数据:
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/776a374648dbd9965be9bc6b428099b0.png)
A.0.2 | B.0.6 | C.1 | D.1.2 |
更新时间:2023-07-09 16:10:04
|
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【推荐1】一个小球作简谐振动,其运动方程为
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A.1 | B.![]() | C.![]() | D.![]() |
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解题方法
【推荐2】已知函数
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![](https://staticzujuan.xkw.com/quesimg/Upload/formula/473c07783074d8d2f2d033db3832ecf7.png)
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