IM3- 1.4 Arithmetic Sequences & Series

The explicit rule for arithmetic sequence is a_n = a₁ + d(n − 1), what does the d represent.

• common denominator
• common difference
• common divider
• uncommon difference

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CCSS.HSF.BF.A.2

Identify the common difference.

97, 86, 75, 64, ...

• 8

• -11

• 11

• -8

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CCSS.HSF.BF.A.2

What is the common difference of the arithmetic sequence 18,24,30,36, ...?

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CCSS.HSF.BF.A.2

Which of the the following are examples of arithmetic sequence?

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CCSS.HSF.BF.A.2

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CCSS.HSF.BF.A.2

Which of the following is the common difference of the arithmetic sequence 4, 7, 10, 13, …?

• 0

• 1

• 2

• 3

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CCSS.HSF.BF.A.2

What is the common difference in the sequence: -4, 3, 10, 17,, …?

• 1

• -7

• 7

• -1

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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

Which of the following is an arithmetic sequence?

• 2,3,5,8

• 2,7,12,17

• 1,1,2,3,5

• 2,4,8,16

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CCSS.HSF.BF.A.2

Write the explicit rule for this situation.

• f(n) = 35 + 3(n − 1)
• f(n) = 35 −3(n − 1)
• f(n) = 3 + 35(n − 1)
• f(n) = −3 + 35(n − 1)

Tags

CCSS.HSF.BF.A.2