Geometric Sequence and Means

​Geometric Sequence and Means

Bebs Ever Tots

Open Ended

How are you?

Multiple Choice

Observe the sequence

1, 2, 4, 8, 16,...

What is rule or pattern?

• add 2

• minus 2

• multiply 2

• divide 2

​Let's Watch!

​Geometric Sequence

Multiple Choice

What is the common ratio of the sequence?

4, 28, 196, 1372

• 7

• -7

• 2

• -2

​4, 28, 196, 1372 Common Ratio

Multiple Select

Which of the following is/are a geometric sequences?

• 1, -1, 1, -1

• 1, 2, 3, 4

• 5, 10, 15, 20

• 2, 2, 2, 2, 2

​1, -1, 1, -1

​

1, 2, 3, 4

​

5, 10, 15, 20

​

2, 2, 2, 2​

​Let's Watch!

​Geometric Means

Multiple Select

What are the 3 geometric means between 26,244 and 4?

• 2916, 324, 36

• -2916, 324, -36

• 2916, -324, 36

​What are 3 geometric means between 26,244 and 4?

Multiple Choice

What are the 2 geometric means between 625 and -5?

• -125, 25

• 125, -25

• 125, 25

• -125, -25

What are the 2 geometric means between 625 and -5?​

​Any Questions?

Open Ended

What do you learn today?

​Thank you ever!