# 1.3 Average Rate of Change and Relative Change

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cmarquardt94's
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2016-09-08 02:01

## Section 1

Question | Answer |
---|---|

average rate of change = ? | (change in y) / (change in t) ==>change in vertical/change in horizontal => f(x2) - f(x1) / x2 - x1 |

What is the average rate of change for a Linear Function? | the Slope |

what is always on the bottom of the avg rate of change equation? | the changes in time(dates/years) |

what is the avg rate of change? | the line connecting two points on a graph - also called the Secant Line - also the Slope of the line |

concave up? | graph is open and facing upwards |

concave down? | graph is closed and facing downward |

## Section 2

Question | Answer |
---|---|

What is Velocity? | the average rate of change of a distance(position) with respect to time |

what is the Average Velocity formula? | change in distance(position) / change in time |

what is Speed ? | speed is the absolute value of Velocity ---> speed = |velocity| |

What is Speed always? | Positive |

What is the Relative Change equation? | Relative Change = P1 - Po / Po |

What is "Po" ? | our Initial Quantity |

What is Relative Change Often Expressed as ? | aa Percentage (%) |

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