Housekeeping First!
Pass back papers, etc.
Unit 4:
Sequences and Series
Mrs. Ramsey
Number Patterns
•
1.
2.
3.
4.
Find the next two terms, state a
rule to describe the pattern.
1, 3, 5, 7, 9…
16, 32, 64…
50, 45, 40, 35…
-3, -7, -11, -15…
Sequence Notation
• A sequence is an ordered list of
numbers – each number is a term.
• State the first 5 terms:
– an = n
– (plug in 1, 2, 3, 4, 5)
More Examples
1.
an = 4n
2. an = 2n-3
3. an = |1-n2|
More Examples
4. an =
n 6
3
5. an =  13
n
Homework
• Get into groups of 2 – no more!
• Work until the bell rings. If you get
out of your seat I will add to your
homework!
• Worksheet! 