Unit 8: Sequences and Series

Common Ratio

a constant ration denoted by "r"

Sequence

an ordered list of numbers

Sigma Notation

another name for summation notation

Explicit Rule

gives "a(small n)" as a function of the terms position number n in the sequence

Recursive Rule

gives the beginning terms of sequence and a recursive equation that tells how "a(lower case n)" is related to one or more preceding terms

Common Difference

the difference of an arithmetic sequence denoted by "d"

Arithmetic Sequence

the difference of consecutive terms is constant

Geometric Series

the expression formed by adding terms of geometric sequences is called...

Geometric Sequence

the ratio of any term to the previous term is constant

Partial Sums

the sum "s(small-n)" of the first "n" terms of an infinite series

Series

the terms of a sequence are added together the resulting expression is a...

Terms

the values in the range are called..

Summation Notation

what you use to write a series