百度试题 结果1 题目Find a formula for the nth term of the arithmetic sequence a_3=16, a_4=20 相关知识点: 试题来源: 解析 a_n=4n+4 反馈 收藏
For example, in the sequence 1, 4, 7, 10, 13, the first term is 1, the second term is 4, and so on. The nth term can be calculated using various methods, and Newton's Little Formula is one such approach. Newton's Little Formula states that the nth term of a sequence or ...
The formula for the sum of an arithmetic sequence is S = n(a₁ + an)/2 (where n is the number of terms, a₁ is the first term and an is the nth term). If n = 10, a₁ = 2 and an = 18, what is the value of S?
Say, for example, in the sequence of 3, 8, 13, 18, 23, 28, and 33, the first term is 3. When solving problems involving arithmetic sequence, we can denote it as a1 = 3 ora= 3. Common difference– the common difference of an arithmetic sequence is the difference between two consecu...
Write a formula for the general term (the nth term) of the arithmetic sequence below. Then use the formula for an to find a20, the 20th term of the sequence. 4,11,18,25 The formula is an=□ (Simplify your answer.) Not the question ...
Nth Term of Arithmetic ProgressionThe formula an = a + ( n – 1 ) d is used to get the general term (or) nth term of an arithmetic progression (AP) whose first term is a, and the common difference is d. For example, we have the sequence 5, 8, 11, 14, 17, 20, 23, and ...
Find a formula for the general term, a_n. Assume that the first term in the sequence is a_1: \{\frac{3}{4}, \frac{4}{9}, \frac{5}{16}, \frac{6}{25},... \} Find a formula for the general term a_n of the sequence. Assume that the...
The recursive formula of an arithmetic sequence denotes the nth term of an arithmetic sequence in terms of (n-1)th term that means it is simply a mathematical relation between these two. The recursive formula for an arithmetic sequence whose common difference is denoted as...
The sequence's general term or nth term is calculated using the formula, an=a1+(n-1) d where a1 is the first term, d is a common difference, n is the term position, and an is the nth term of the sequence. What is the formula for the common difference? The common difference for...
Learn to define what an arithmetic sequence is and discover the arithmetic sequence formula. Learn to find the nth term and sum of arithmetic...