求出平均变化率 What is the average rate of change of h(x)=1/(10-x) over the interval 5<=x<=8 ? What is the average rate of change ofover the interval? 将写为等式。 运用平均变化率公式代入。 点击获取更多步骤... 化简表达式。 点击获取更多步骤......
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 ...
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...
What does 'with respect to' mean in math? Define unit rate in mathematics. Which of the following equations has a greater rate of change? a) y= 3x-1 b) y= x/2 - 4 c) y=2x+2 d) y=x/3-3 If r is positive and increasing, for what value of r is the rate of ...
What is the rate of change of the area of a circle (A=πr2) with respect to the radius when the radius is r=1? Related Rate: The rate of change of any function is given by the first derivative of the function. Here, to calculate...
Themeanis theaverageof a data set. Themodeis the most common number in a data set. Themedianis the middle of the set of numbers. Of the three, the mean is the only one that requires a formula. I like to think of it in the other dictionary sense of the word (as in, it’s “...
Credit card companies state their interest rates as APRs — "annual" percentage rates — even though you're usually paying the bill monthly, and interest is assessed on your average daily balance. To get into the math of APRs, read about how credit card interest is calculated. How do I fi...
Some income-driven repayment plans, like Revised Pay As You Earn (REPAYE), have what’s often referred to as a marriage penalty; this is where the loan payments are based on the joint income of married borrowers, resulting in a higher monthly bill. To avoid this, you’ll have to sign...
Customer lifetime value (CLV) is a metric that measures how much a business can plan to earn from the average customer over the course of the relationship. Differences in products, costs, purchase frequencies, and purchase volumes can make CLV calculations complex. However, with the right tools...
But one significant change coming in September is a shorter test that will be completed in 1 hour and 58 minutes. The analytical writing section will shrink to just one question – "Analyze an Issue" – to be completed in 30 minutes, while the quantitative and verbal reasoning sections will...