Suppose a population of bacteria is changing at a rate of \frac{dp}{dt} = \frac{1.000}{1 + 0.5 t}, where t is the time in days. The initial population (when t = 0) is 500. Write an equation that gives Determine the rat...
19. A population grows at the rate of 8% per year. How long does it take for the population to double?The government runs various programmes to educate people about the disadvantages of large families. Would you like to volunteer for these programmes?
As the aging population grows, which major is likely to be in greater demand? A. Sociology B. Psychology C. Fine Arts D. Literature 相关知识点: 试题来源: 解析 B。解析:随着人口老龄化,心理学专业可能需求更大。考查对社会现象和专业需求的关联。
根据文章第一段As a result, precision farming can improve time management, reduce water and chemical use, and produce healthier crops and higher yields-all of which benefit farmers' bottom lines and conserve resources while reducing chemical runoff可知精准农业不同于传统农业部分原因在于它实时获取目标...
百度试题 题目If a population grows larger than the carrying capacity of the environment, the人口的增长大于环境的承载能力___ 相关知识点: 试题来源: 解析 A. death rate may rise. 死亡率上升 反馈 收藏
百度试题 结果1 题目1. The population of a town grows uniformly at the rate of 4% every year.In how many years will the population of the town grow from 1562500 to1757600?3 相关知识点: 试题来源: 解析 3 反馈 收藏
百度试题 结果1 题目2. The population of the country is growing/grows(grow) very slowly these years. 相关知识点: 试题来源: 解析 答案见上 反馈 收藏
2019年托福阅读真题 (附答案) 第1 套 TheOriginsofPlantandAnimalDomestication Paragraph1 Theemergenceofplantandanimaldomesticationrepresentedamonumentalchange inthewaysthathumansinteractedwithEarth’sresources:therateatwhichEarth’s surfacewasmodifiedandtheratesofhumanpopulationgrowth.Thedevelopmentof agriculturewasaccom...
The population P of a city grows according to the differential equation ()()=kP, where k is a constant and t is measured in years. If the opulation of the city doubles every 12 years, what is the value of k? ( ) A. 0.058 B. 0.061 C. 0.167 D. 0.693 E. 8.318 相关知识点: ...
Another way of writing the exponential equation is as a differential equation, that is, representing the growth of the population in its dynamic form. Rather than asking what is the size of the population at time t, we ask, what is the rate at which the population is growing at tim...