Simple Arithmetic and Geometric Sequences

Find the next three terms in the arithmetic sequence: -3, -8, -13, -18, ...

• -20, -24, -28

• -21, -25, -29

• -23, -28, -33

• -24, -29, -32

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CCSS.HSF.BF.A.2

What is an arithmetic sequence?

• A number sequence in which the next term is found by adding the same number.

• A number sequence in which the next term is found by multiplying the same number

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CCSS.HSF.BF.A.2

What is the common difference in an arithmetic sequence.

• The common difference is the difference between consecutive terms.

• The common difference is the difference between the first term and the last term.

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CCSS.HSF.BF.A.2

• -68

• -78

• -88

• -62

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CCSS.HSF.BF.A.2

• Arithmetic

• Geometric

Answer explanation

Percentages are almost always Geometric.

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CCSS.HSF.BF.A.2

• 315

• 330

• 345

• 360

• Arithmetic

• Geometric

Answer explanation

Percentages are almost always Geometric.

Tags

CCSS.HSF.BF.A.2

Is this an Arithmetic sequence? 5, 4.25, 3.5, 2.75

• Yes

• No

Tags

CCSS.HSF.BF.A.2

The next two terms of the sequence 12,17,22,27 are

• 28 and 33

• 29 and 34

• 27 and 32

• 30 and 35

Tags

CCSS.HSF.BF.A.2

Identify the common difference. 
10, 20, 30, 40, ...

• 5

• 10

• 15

• 20

Tags

CCSS.HSF.BF.A.2