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1 vote
Find the 87th term in the following

arithmetic sequence:
-2, 6, 14, 22, ...
Hint: Write a formula to help you.
1st term + common difference (desired term - 1)

Find the 87th term in the following arithmetic sequence: -2, 6, 14, 22, ... Hint: Write-example-1
User Pape
by
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1 Answer

4 votes

Answer:

first term (a)=-2

common difference (d)=8

Now,

87th term=a+(n-1)d

=-2+(87-1)×8

=-2+86×8

=-2+688

=686

User Vincent Sels
by
3.4k points