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# Sums of Finite Geometric Series

## Series with defined ending value has sum: Sn = (a1(1-r^n))/(1-r)

Levels are CK-12's student achievement levels.
Basic Students matched to this level have a partial mastery of prerequisite knowledge and skills fundamental for proficient work.
At Grade (Proficient) Students matched to this level have demonstrated competency over challenging subject matter, including subject matter knowledge, application of such knowledge to real-world situations, and analytical skills appropriate to subject matter.
Advanced Students matched to this level are ready for material that requires superior performance and mastery.

## Sums of Finite Geometric Series

by CK-12 //at grade
Calculating the sums of finite geometric series.
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## Finding the Sum of a Finite Geometric Series

by CK-12 //at grade
This lesson covers finding the sum of a geometric series using the formula and the calculator.
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## Finding the Sum of a Finite Geometric Series

by Bill Worley //at grade
This lesson covers finding the sum of a geometric series using the formula and the calculator.
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## Finding the Sum of a Finite Geometric Series

This lesson covers finding the sum of a geometric series using the formula and the calculator.
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0

## Sums of Finite Geometric Series

by Kaitlyn Spong //at grade
Calculating the sums of finite geometric series
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## Finding the Sum of a Finite Geometric Series

by Jessica Haynes //at grade
This lesson covers finding the sum of a geometric series using the formula and the calculator.
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• PLIX

## Sums of Geometric Series

by CK-12 //at grade
Sums of Finite Geometric Series Interactive
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• Video

## Geometric Series Sum to Figure Out Mortgage Payments

by CK-12 //at grade
Learn to figure out the formula for fixed mortgage payments using the sum of a geometric series.
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• Study Guide

## Sums of Geometric Sequences

by Rayna Schlossberg //basic
Calculating the sums of finite and infinite geometric series.
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• Flashcards

## Finding the Sum of a Finite Geometric Series

by Kyle Bardman //basic
These flashcards will help you better understand Algebra II with Trigonometry Concepts.
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