Sum of Arithmetic Sequence Formula & Examples

arithmetic sequence  In the next example the common difference is negative E X A M P L E 2 An arithmetic sequence of decreasing terms Write a formula for the nth term of the Given the first term and the common difference of an arithmetic sequence find the recursive formula and the three terms in the sequence after the last one

Arithmetic Sequences and Sums Sequence A Sequence is a set of things that are in order Sequence Each number in the sequence is called The formula used to find the terms of an arithmetic sequence is a_n=a+d The subsequent terms of an arithmetic sequence can also be found by adding the

An arithmetic sequence is a sequence of numbers where the differences between every two consecutive terms is the same  If the first term of the sequence is a and the common difference is d, then the arithmetic sequence can be written as a, a+d, a+2d, a+3d, …, a+d, …