• Investigation 1, pg 2– See worksheet

Page 3

#1 - 6

• Note: Each sequence so far is called an arithmetic sequence.

• Definition: An arithmetic sequence is a sequence generated by adding a real number (positive or negative), d, to the previous term.

• Formula: tn = tn-1 + d

• Do # 6, page 3 of text

• Formula: – This formula finds the nth term of an

arithmetic sequence.

• Find the 20th term for the sequence below:

3, 7, 11, 15, …

1 1nt t n d

Page 4 – 6#7, 8, 10, 12, 15

3205 page 6Challenge yourself