11.4 Infinite Geometric Series

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11.4 Infinite Geometric Series

• Goal Find sums of infinite geometric series.

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Sum of an Infinite Geometric Series
first term
no
common ratio

• Goal Find sums of infinite geometric series.

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Finding the sum...
Find the sum of the infinite geometric series

• Goal Find sums of infinite geometric series.

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• Goal Find sums of infinite geometric series.

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White Boards
Find the sum of the infinite geometric series
Find r
Substitute r and

• Goal Find sums of infinite geometric series.

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Write repeating decimal as a fraction
Write 0.18181818... as a fraction

• Goal Find sums of infinite geometric series.

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White Boards
Write 0.515151... as a fraction

• Goal Find sums of infinite geometric series.