# Science:Infinite Series Module/Units/Unit 1/1.3 Infinite Series/1.3.09 Videos

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Kahn Academy: Sequences and Series Part II |
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A continuation of the discussion of the geometric series. The formula for the sum of the geometric series is derived. |

This video can be found on the Kahn Academy website, and carries a Creative Commons copyright (CC BY-NC-SA 3.0). |

UBC Mathematics Department: Geometric Interpretation of the Geometric Series |
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A geometric interpretation of the geometric series, with an algebraic derivation. |

Audio transcript of presentation (PDF), PDF version of presentation (106 KB) |

This video can be found on the Kahn Academy website, and carries a Creative Commons copyright (CC BY-NC-SA 3.0). |

Kahn Academy: Series Sum Example |
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A challenging example involving an infinite geometric series. |

This video can be found on the Kahn Academy website, and carries a Creative Commons copyright (CC BY-NC-SA 3.0). |

Patrick JMT: Geometric Series: Expressing a Decimal as a Rational Number |
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In this video, the instructor goes through an example involving an infinite geometric series. |

More Patrick JMT videos available here. |

Math Is Power 4U: Infinite Geometric Series |
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In this video, the instructor provides a nice connection between the definition of convergence of an infinite series and the geometric series. The previous lesson mentioned at the beginning deals with finite geometric series, which students may not be responsible for. |

More MathIsPower4U videos available here. |