Sequences

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

• 14
• 68
• 63
• 71

Tags

CCSS.HSF.BF.A.2

Create the explicit formula for the sequence:
2, 8, 14, ...

• f(n)=6n+2
• f(n)=-6n+6
• f(n)=6n-4
• f(n)=-6n+4

Tags

CCSS.HSF.BF.A.2

Find the first term of the given sequence:
a₁₄=68
d=3

• 14
• 20
• 26
• 29

Tags

CCSS.HSF.BF.A.2

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

• 6
• -4
• 4
• 5

Tags

CCSS.HSF.BF.A.2

Given the sequence:
 25, 21, 17, 13,...
Write the recursive equation that models the sequence. f(1)=25

• f(n) = f(n-1) + 4
• f(n) = -4n + 29
• f(n) = f(n-1) - 4
• f(n) = -4n + 25

Tags

CCSS.HSF.IF.A.3

Find a₇ in the sequence -1, -3, -9, -27, ...

• -729
• -243
• -2,187
• 729

Tags

CCSS.HSF.BF.A.2

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

• r = -4
• r = 2
• r = -2
• r = 4

Tags

CCSS.HSF.BF.A.2

What is the recursive rule for the sequence:
11, 22, 44, 88...
f(1)=11,

• f(n) = 2(11)^n-1
• f(n) = 11(2)ⁿ
• f(n) = 11(2)^f(n-1)
• f(n) = 2f(n-1)

Tags

CCSS.HSF.IF.A.3

Given the sequence:
125, 25, 5, ....
Write the explicit rule:

•  f(n) = (125)(5)⁽ⁿ⁾
•  f(n) = 625(.2)⁽ⁿ⁾
•  f(n) = (.2)⁽ⁿ⁾ + 124.8
•  f(n) = 125 + 5n

Tags

CCSS.HSF.BF.A.2

Find the 11^th term for:  64, -32, 16, -8, …  

• -.0625
• .0625
• -.03125
• .03125

Tags

CCSS.HSF.BF.A.2