6.1 What is a sequence?
A sequence is an ordered list of numbers.
We write:
TEXT
a1, a2, a3, ...
6.2 Example
TEXT
an = 2n + 1 gives 3, 5, 7, 9, ...
Definition of a sequence, notation, and simple examples.
A sequence is an ordered list of numbers.
We write:
a1, a2, a3, ...
an = 2n + 1 gives 3, 5, 7, 9, ...