d
a1
n
a1+(n-1)d
©Ms Garcia Math
Name:
ID:
Quiz:
Grade:
Arithmetic Sequences Problems
?
Given any term of an arithmetic sequence, you can add the common difference to find the next term
a
n=an-1 +d
Example: a
₆
=10, d = 3
a
₇
=10+3 = 13
Finding the nth Term of an Arithmetic Sequence.
an
1)
a
₈ =
d =
a
₉ =
2)
a
₅ =
d =
a
₆ =
3)
a
₂₁ =
d =
a
₂₂ =
4)
a
₁₅ =
d =
a
₁₆ =
5)
a
₁₀ =
d =
a
₁₁ =