arithmetic sequences with equations

Find the 22nd term (a₂₂) of the following sequence (a_n):

5, 8, 11, ...

• 14

• 68

• 63

• 71

Find the first term of the given sequence:

t(14) = 68

t(n+1) = t(n) +3

• 14

• 20

• 26

• 29

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

• 8
• 11
• -11
• -8

Is this an Arithmetic sequence? 5, 4.25, 3.5, 2.75

• Yes
• No

Tags

CCSS.HSF.BF.A.2

Given the sequence:

25, 21, 17, 13,...

Write the explicit equation that models the sequence.

• t(n) = 4n + 29

• t(n) = -4n + 25

• t(n) = -4n + 29

• t(n) = 4n + 25