Arithmetic vs Geometric Sequences

To find the next term in an arithmetic sequence…

• add the common difference d

• multiply by the common ratio r

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CCSS.HSF.BF.A.2

To find the next term in an geometric sequence…

• add the common difference d

• multiply by the common ratio r

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CCSS.HSF.BF.A.2

What is the difference between an arithmetic sequence and a geometric sequence?

• One is the sum of the numbers and one is just a list of numbers.

• One has a common difference and one has a common ratio.

• One you can write an nth term and one you cannot.

• None of these are correct.

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CCSS.HSF.BF.A.2

What do we call this sequence: 6,18,54,162,…

• Arithmetic Sequence

• Geometric Sequence

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CCSS.HSF.BF.A.2

What is the common ratio? : 6,18,54,162,…

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CCSS.HSF.BF.A.2

What do we call this sequence: 1, 31, 61, 91,...

• Arithmetic Sequence

• Geometric Sequence

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CCSS.HSF.BF.A.2

Given the sequence 2, 8, 14, 20, 26, ... What is the common difference?

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CCSS.HSF.BF.A.2

Find the next four terms of the arithmetic sequence 16, 24, 32,...

• 36, 40, 44, 48

• 40, 44, 48, 52

• 40, 44, 50, 56

• 40, 48, 56, 64

Tags

CCSS.HSF.BF.A.2

256, 128, 64, 32, ...

What's next?

Tags

CCSS.HSF.BF.A.2