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Introduction to Arithmetic Sequences

Introduction to Arithmetic Sequences

Author: Anthony Varela

This lesson introduces arithmetic sequences.

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Terms to Know
Arithmetic Sequence

a set of numbers in numerical order, with a common difference between each term

Common Difference

the numerical distance between any two consecutive terms in an arithmetic sequence; a constant value

Term (in a sequence)

refers to the place or order of a number in a sequence, such as first, second, third, etc.

Formulas to Know
Arithmetic Sequence

a subscript n equals a subscript 1 plus d left parenthesis n minus 1 right parenthesis