CCSS.Math.Content.HSF.BF.A.2

Identify the common difference.
97, 86, 75, 64, ...

• 8
• 11
• -11
• -8

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CCSS.Math.Content.HSF.BF.A.2

Find the 32nd term of this sequence.
34, 37, 40, 43, ...

• 32
• 64
• 127
• 356

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CCSS.Math.Content.HSF.BF.A.2

Find the 35th term in the arithmetic sequence: -10, -14, -18, -22, ...

• -216
• -148
• -146
• -150

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CCSS.Math.Content.HSF.BF.A.2

What kind of sequence is the pattern 400, 200, 100, 50, 25, ...?

• Arithmetic
• Geometric
• Neither

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CCSS.Math.Content.HSF.BF.A.2

A sequence can be generated by using a_n = a_{(n − 1)} + 10, where a₁ = 23 and n is a whole number greater than 1. What are the first five terms in the sequence?

• 33, 43, 53, 63, 73
• 23, 33, 43, 53, 63
• 23, 230, 2300, 23000, 230000
• 23, 13, 3, −7, −17

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CCSS.Math.Content.HSF.BF.A.2

If the 2nd term of an AP is 13 and the 5th term is 25, the common difference is 

• 12
• 4
• 3
• 5

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CCSS.Math.Content.HSF.BF.A.2

Find an explicit rule for the nth term of the sequence.

• a_n= 15+(n-1)4

• a_n= -15+(n-1)4

• a_n= -15+(n-1)3

• a_n= 4n -19

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CCSS.Math.Content.HSF.BF.A.2

Find the common ratio: 4, -16, 64, -256, ...

• r = -4
• r = 2
• r = -2
• r = 4

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CCSS.Math.Content.HSF.BF.A.2

Find $a_4$  for the sequence 2, 9, 16, 23, 30,...

• 16

• 23

• 4

• 30

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CCSS.Math.Content.HSF.BF.A.2

Given the formula for a geometric sequence,  $a_1$   stands for $a_n=a_1r^{n-1}$  

• common difference

• wanted term

• common ratio

• first term

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CCSS.Math.Content.HSF.BF.A.2