Arithmetic Sequences and Sums

arithmetic sequence  Understand what an arithmetic sequence is and discover how to solve arithmetic sequence See a pattern in a sequence? It might be an arithmetic sequence! Learn about arithmetic sequences by watching this tutorial Keywords: definition; sequence

2,4,6,8,10… is an arithmetic sequence with the common difference 2 If the first term of an 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 Progression · The formula for finding the n-th term of an AP is: · Where · a = First term · d = Common difference · n = number of terms · = nth term  If the sequence has a common difference, it is arithmetic; if it has a common ratio, it is geometric We can therefore determine whether a sequence is