What is the average rate of change ofh(x)=110−xh(x)=110-xover the interval5≤x≤85≤x≤8? 将h(x)=110−xh(x)=110-x写为等式。 y=110−xy=110-x 运用平均变化率公式代入。 点击获取更多步骤... 函数的平均变化率可通过计算两点的y的变化值除以两点的x变化值来求得。
The sum of numbers divided by the number of numbers D. The largest number in a set of numbers 相关知识点: 试题来源: 解析 C。本题考查“average”的含义。选项 A 指的是总数;选项 B 是中位数;选项 C 是平均数的定义,即数字总和除以数字个数;选项 D 是最大值。反馈 收藏 ...
结果1 题目The table shows the scores of students in a math test. What is the average score? A. 80 B. 85 C. 90 D. 95 相关知识点: 试题来源: 解析 B。本题考查求平均数。将所有学生的分数相加再除以学生人数得到平均分数。反馈 收藏 ...
Theymovedinwithalocalfamily,theHarrisons,and,likethem,hadlittleprivacy,rare baths,andablanketofsnowontheirquiltwhen theywokeupinthe morning.Some mornings, Rosamond and Dorothy would arrive at the schoolhousetofindthechildrenweepingfromthe cold.Inspring,thesnow wasreplacedby mud overice. In Wickenden?s...
arithmetic mean (average) 21、 算术平均值1 nE=å ain i =12. median 中位数* The median is the middle value of a list when the numbers are in order.* 先排序,后取中。3. mode 众数* The mode of a list of numbers is the nmuber that occurs most frequently in the list.* A list ...
Along with the development of society, more and more problems are brought to our attention, one of the most serious issue is the gray population. Nevertheless, the significance of elderly people in society cannot be overstated. As...
How to Improve the Average Order Value In many businesses, the customer acquisition cost is an eCommerce metric that gets the maximum attention while increasing the average order value or customer retention is often ignored. Simple math shows that, typically, growing traffic is positively affecting ...
He drinks what is left in his glass as if it were water... 他把杯子里剩下的东西当水一样全喝了下去。 柯林斯高阶英语词典 He moved carefully over what remained of partition walls. 他小心翼翼地跨过残余的隔墙。 柯林斯高阶英语词典 'Dad?' — 'What?' — 'Can I have the car tonight?' ...
SAMPLE CCAT MATH QUESTION A group of 3 numbers has an average of 17. The first two numbers are 12 and 19. What is the third number? A. 17 B. 19 C. 20 D. 23 E. 30 Show correct answer Correct Answer:C Explanation: An average is the sum of all the numbers in a set, divided ...
Mean is the simple mathematical average of a set of two or more numbers. It can be computed using thearithmetic meanmethod, which uses the sum of the numbers in the series, and thegeometric meanmethod, which is the average of a set of products. ...