Writing Formulas for Arithmetic Sequences

What is an Arithmetic Sequence? arithmetic sequence

2,4,6,8,10… is an arithmetic sequence with the common difference 2 If the first term of an arithmetic sequence

arithmetic sequence Learn how to write an arithmetic sequence in general terms, using a common difference d and a An arithmetic sequence is a sequence in which, beginning with the second term, each term is found by adding the same value to the previous term  Another formula for the sum of an arithmetic series · The first term is 5, so a 1 = 5 · To find the common difference d , subtract one of the terms from

จิ่วฉงจื่อ A geometric sequence goes from one term to the next by always multiplying by the same value So 1, 2, 4, 8, 16, is geometric, because each step