Learn the differences between arithmetic series and arithmetic sequence and discover how the formula for arithmetic series can be applied to real-life scenarios in the Michigan Stadium Solution. Related to this
For the following exercises, find the number of terms in the given finite arithmetic sequence$$ a _ { n } = \left\{ 3 , - 4 , - 1 1 , \cdots , - 6 0 \right\} $$ 相关知识点: 试题来源: 解析 There are 10 terms in the sequence. ...
a_2-a_1=5-(5+k) or -k find the difference between pairs of consecutive termsa_3-a_2=5-k-5 or -k to verify the common difference.The common difference is -k.Add -k to the third term to get the fourth term, and so on.a_4=5-k-k or 5-2ka_5=5-2k-k or 5-3ka_6=...
Step 1: Identify the nth term of the sequence Let's denote the nth term of the sequence asTn. We observe the sequence: -T1=1 -T2=4 -T3=13 -T4=40 -T5=121 Step 2: Find the pattern in the sequence To find a pattern, we can look at the differences between consecutive terms: ...
Answer to: For the sum, find the number of terms, the first term, and the last term. Then evaluate the series. Sum of (5n + 3) from n = 2 to 5 By...
To find the number of terms in the arithmetic progression (A.P.) 7, 10, 13, ..., 31, we can follow these steps:Step 1: Identify the first term and common difference The first term \( a \) of the A.P. is 7. The common difference
80,此數列為等差數列,等差數列之和為首項加尾項乘項數除以2;首項加尾項為,項數為,因此本題答案為82×14÷2=574.结果一 题目 求以下等差數列中所有偶數之總和.Find the sum of all even numbers in the following arithmetic sequence.2,5,8,11,14,17,20,,83 答案 574.相关推荐 1求以下等差數列中所有...
百度试题 结果1 题目Find the nth term of each arithmetic sequence described.a_1=10,d=-5,n=21 相关知识点: 试题来源: 解析 —90 反馈 收藏
Arithmetic Progression Calculator The Arithmetic Progression calculator helps you find terms, sums, and other key values in a sequence where each term increases or decreases by a constant difference. It’s useful for students, teachers, and anyone dealing with number patterns in math, finance, or...
To find the number of terms in a geometric sequence, we use the formula for the nth term of a geometric sequence. This formula states that if a...Become a member and unlock all Study Answers Start today. Try it now Create an account Ask a question Our experts can answer your ...