题库网 (tiku.one)

 找回密码
 立即注册

手机扫一扫,访问本页面

开启左侧

Modulus & Inequalities (id: 08b3cf80a)

[复制链接]
admin 发表于 2024-6-15 21:28:31 | 显示全部楼层 |阅读模式
本题目来源于试卷: Modulus & Inequalities,类别为 IB数学

[填空题]
A population of endan j)2-ryfj;n uagered s;0hxtc71 lqoae-e 7rrnow leopards, P , can be modelled by the equation

$P_{t}=P_{0} e^{k t}$

where $P_{0}$ is the initial population, and t is measured in years.
1. After one year, it is estimated that $\frac{P_{1}}{P_{0}}=0.93 $.
1. Find the value of k .
2. Interpret the meaning of the value of k .≈   
2. Find the least number of whole years for which $\frac{P_{t}}{P_{0}}<0.50$ . t =   




参考答案:
空格1: -0.0726±2%空格2: 10


本题详细解析:

微信扫一扫,分享更方便

帖子地址: 

回复

使用道具 举报

您需要登录后才可以回帖 登录 | 立即注册

本版积分规则

浏览记录|使用帮助|手机版|切到手机版|题库网 (https://tiku.one)

GMT+8, 2024-12-26 04:24 , Processed in 0.058657 second(s), 28 queries , Redis On.

搜索
快速回复 返回顶部 返回列表