So, for this sequence whose nth term is given by | , we | |

have |

**Let's do another one so you can get more used to the notation.**

**Let's find the sum:**

**Crunch it out!**

**See? Now, that wasn't that bad!**

So, for this sequence whose nth term is given by | , we | |

have |

**Let's do another one so you can get more used to the notation.**

**Let's find the sum:**

**Crunch it out!**

**See? Now, that wasn't that bad!**