Common difference of arithmetic progression or arithmetic sequence (given first and n-th terms)

Formula

Common difference of arithmetic progression or arithmetic sequence (given first and n-th terms) formula
d
common difference
an
n-th term
a1
initial term, first term
n
number of elements

Formula description

In mathematics, an arithmetic progression (AP) or arithmetic sequence is a sequence of numbers such that the difference between the consecutive terms is constant. For instance, the sequence 3, 5, 7, 9, 11, 13, ... is an arithmetic progression with common difference 2.

Calculator (how to use calculator?)

Common difference of arithmetic progression or arithmetic sequence (given first and n-th terms) formula
an
a1
n
d
Precision

Formula code








References

  1. wikipedia: Arithmetic progression.

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