Introduction to Sequence

Introduction to Sequence

Bebs Ever Tots

Open Ended

What do you understand with Q1M1?

​What is next?

1, 5, 9, 13,...​

​How?

a list of numbers having a first number, a second number, a third number and so on called the terms of the sequence.

​

Bebs Ever Tots

​Sequence

Is a function where the domain is the natural numbers.

​

Bebs Ever Tots

​Sequence

Open Ended

Observe and make a sequence based on the image.

​What are your sequences?

Multiple Choice

What is the 4th term of the sequence?

$$200,\ 100,\ 50,\ 25,\ ...$$  

• 200

• 100

• 50

• 25

​Finite Sequence

​Infinite Sequence

​1, 2, 3, 4

​1, 2, 3, 4, ...

x, x + 3, x + 6

x, x + 3, x + 6, ...

Multiple Choice

Identify the sequence if finite or infinite

$$2,\ 5,\ 8,\ 11,\ 14$$  

• Infinite

• Finite

Multiple Choice

Identify the sequence if finite or infinite

$$2,\ 5,\ 8,\ 11,\ 14,\ ...$$  

• Infinite

• Finite

Multiple Choice

Identify the sequence if finite or infinite

$$2,\ 10,\ 50,\ 250,\ 1250,\ ...$$  

• Infinite

• Finite

Formula or General Term

Bebs Ever Tots

Sequence can be express as a formula

Examples

​

2n - 1

​

4n^2​

Bebs Ever Tots

Multiple Choice

Using the general term $$a_n=4n+7$$   what is the 11th term?

• 43

• 47

• 51

• 55

Multiple Choice

Using the general term $$b_n=-2^n+1$$   what is the first term?

• -2

• -1

• 0

• 1

Open Ended

What is your take - away in this lesson?

​Thank you