SOLUTION: What is the seventh term of a sequence whose first term is 1 and whose common ratio is 3?
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Question 461105: What is the seventh term of a sequence whose first term is 1 and whose common ratio is 3?
Found 2 solutions by CubeyThePenguin, ikleyn:
Answer by CubeyThePenguin(3113) (Show Source): You can put this solution on YOUR website!
geometric series format: a, ar, ar^2, ...
a = first term
r = common ratio
seventh term = ar^6 = (1)(3^6) = 729
Answer by ikleyn(52792) (Show Source): You can put this solution on YOUR website!
.
On geometric progressions, see introductory lessons
- Geometric progressions
- The proofs of the formulas for geometric progressions
- Problems on geometric progressions
- Word problems on geometric progressions
in this site.
Also, you have this free of charge online textbook in ALGEBRA-II in this site
- ALGEBRA-II - YOUR ONLINE TEXTBOOK.
The referred lessons are the part of this online textbook under the topic
"Geometric progressions".
Save the link to this textbook together with its description
Free of charge online textbook in ALGEBRA-II
https://www.algebra.com/algebra/homework/complex/ALGEBRA-II-YOUR-ONLINE-TEXTBOOK.lesson
into your archive and use when it is needed.
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