- 1
What are exponential growth and decay?

- 2
How are the exponential and logarithmic functions related?

- 3
How are logarithms used?

- 4
How can we rewrite expressions involving logarithms?

- 5
What sorts of equations can we solve using logarithms?

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Resource type | Title |
---|---|

Building blocks | Reach for the stars |

Building blocks | See the power |

Investigation | How fast does it grow? |

Resource type | Title |
---|---|

Rich example | Plotting the planets |

Building blocks | 1950s calculators |

Building blocks | Summing to one |

Fluency exercise | Factorial fragments |

Fluency exercise | Logarithm lattice |

Fluency exercise | Logarithm lineup |

Package of problems | Changing bases |

Scaffolded task | Proving the laws of logarithms |

Problem requiring decisions | To log or not to log? |

Food for thought | How far did the earth move? |

Go and think about it... | An irrational inequality |

Bigger picture | Re-discovering the logarithmâ€”Mercator |

Resource in action | Changing bases - teacher support |

Resource in action | To log or not to log - teacher support |