SOLUTION: If the first term of an arithmetic sequence is 4 and the third term is 18, what is the 23rd term?
A.92
B.116
C.158
D.161
Algebra.Com
Question 748283: If the first term of an arithmetic sequence is 4 and the third term is 18, what is the 23rd term?
A.92
B.116
C.158
D.161
Answer by reviewermath(1029) (Show Source): You can put this solution on YOUR website!
The common difference is equal to d = = = . The nth term is = = = .
The 23rd term is .
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