Lesson #12 Quiz: Arithmetic Sequences

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

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

• 5
• 10
• 15
• 20

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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

Given the sequence:
 25, 21, 17, 13,...
Write the explicit equation that models the sequence.  (Hint:  Simplify your equation.)

• a_n = 4n + 29
• a_n = -4n + 25
• a_n = -4n + 29
• a_n = 4n + 25

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CCSS.HSF.BF.A.2

Write a recursive rule for the sequence 17, 1, -15, -31 . . .

• a_n = a_n-1 + 16
• a_n = a_n-1 - 17
• a_n = a_n-1 - 15
• a_n = a_n-1 - 16

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CCSS.HSF.IF.A.3

How is an arithmetic sequence found?

• By multiplying the same number to the previous term. 
• By adding the same number to the previous term.

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CCSS.HSF.BF.A.2

What is a sequence?

• An order of the same numbers.
• A list of numbers in a specific order. 
• A list of numbers always decreased.
• An order of numbers with no relation. 

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CCSS.HSF.BF.A.2

Find the 25th term of the sequence if t₁ = 5 and d = 0.5

[hint: write an explicit formula first, then find the 25th term!]

• 18

• 17

• 15

• 14

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CCSS.HSF.BF.A.2

Find the common difference and the next 3 terms in the sequence; -14,-5, 4, 13

• d = 13; 26, 39, 52

• d = 4; 17, 21, 25

• d = -14; -1, -15, -30

• d = 9; 22, 31, 40

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CCSS.HSF.BF.A.2

How much money will Penny have in 10 months?

• 107

• 173

• 160

• 11