Lesson 4-4 - Arithmetic Sequences II

What is the distance from one number to the next in a sequence of numbers that is represented by a (d) in an arithmetic sequence?

• Common denominator
• Common opposites
• Common domain
• Common difference

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CCSS.HSF.BF.A.2

Identify the common difference.
3, 7, 11, 15, ...

• 6
• 5
• 4
• 2

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CCSS.HSF.BF.A.2

Is the sequence arithmetic: 37, 31, 25, 19, ...

• Yes
• No

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CCSS.HSF.BF.A.2

Find the common difference: -18, -23, -28, -33, ...

• d = -5
• d = 5
• d = -3
• d = 3

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CCSS.HSF.BF.A.2

Find the common difference: 29, 21, 13, 5, ...

• d = -10
• d = -9
• d = -8
• d = -7

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CCSS.HSF.BF.A.2

What is the 10th term of the sequence

 $a_n=\ 20-2n$  

• 40

• -20

• 7

• 0

What is the 15th term of the sequence

 $a_n=-3n+50$  

• 95

• -5

• 5

• -95

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

• Multiply by 10
• Add 10  
• Multiply by 2

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CCSS.HSF.BF.A.2

The next two terms of the sequence 4,7,10,13 are ....

• 16 and 19
• 15 and 19
• 16 and 18
• 15 and 18

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CCSS.HSF.BF.A.2

Find the 22nd term of the following sequence:
5, 8, 11, ...

• 14
• 68
• 63
• 71