What is an arithmetic sequence?

Explicit formula · Given the first term and the common difference of an arithmetic sequence, we can find the nth term of the sequence an by using the explicit

Find the sum of a finite arithmetic sequence Use arithmetic sequences to solve real- world applications As we saw in the previous section, we

arithmetic sequence Formulas of Arithmetic Sequence · an = nth term that has to be found · a1 = 1st term in the sequence · n = Number of terms · d = Common difference · Sn = Sum of

arithmetic sequence An arithmetic sequence is a sequence of numbers which increases or decreases by a constant amount each term