2, 4, 6, 8, …
Linear & Non-linear sequences
1
Example
Term to term rule:
nth term rule: ….. Find it using
Tn = T1 + d(n − 1)
Position to term rule: What is the 20th term??
Question: Is 125 a number in the sequence?
Linear OR Non-linear sequence?
2
Example
Term to term rule:
nth term rule: ….. Find it using
Tn = T1R
n−1
Position to term rule: What is the 20th term??
Question: Is 125 a number in the sequence?
Linear OR Non-linear sequence?
3
Example
nth term rule: ….. Find it using
2
Tn = an + bn + c
Position to term rule: What is the 20th term??
Linear OR Non-linear sequence?
2
Tn = an + bn + c
4
HOMEWORK
Example:
4, 14, 40, 88, 164, …
nth term rule: ….. Find it using
3
2
Tn = an + bn + cn + d
Position to term rule: What is the 20th term??
Linear OR Non-linear sequence?
Solve Exercise 9.1
Solve Exercise 9.2
Q2, Q3, Q4, Q7 to Q13
Exercise 9.3 & 9.4 Homework