## Session 4: Logarithms

Note that the worked solutions to questions 3), 4), 6), 7) and 10) offer some guidance on using the CASIO fx-85GT calculator for logarithms and inverse logarithms.

1 |
Select the correct answer from the multiple choice options given below. |

Click here for the calculation / worked solution.

2 |
Is the statement above true or false? |

Click here for the calculation / worked solution.

3 |
Select the correct answer from the multiple choice options given below. |

Click here for the calculation / worked solution and guidance on calculator use.

4 |
Select the correct answer from the multiple choice options given below. |

Click here for the calculation / worked solution and guidance on calculator use.

5 |
Is the statement above true or false? |

Click here for the calculation / worked solution.

6 |
Select the correct answer from the multiple choice options given below. |

Click here for the calculation / worked solution and guidance on calculator use.

7 |
Select the correct answer from the multiple choice options given below. |

Click here for the calculation / worked solution and guidance on calculator use.

8 |
Is the statement above true or false? |

Click here for the calculation / worked solution.

9 |
Select the correct answer from the multiple choice options given below. |

Click here for the calculation / worked solution.

10 |
Select the correct answer from the multiple choice options given below. |

Click here for the calculation / worked solution and guidance on calculator use.

If you are finding these questions difficult and do not understand how the solutions were obtained please work through these PowerPoint slides with notes pages (select the 'slideshow' option to view the animation):

Click here to download a PDF version of the slides as handouts.

For further practise, including applied problems, click here for a Word document of notes, exercises and further exercises (with solutions).

For students who wish to attend the Basic Maths Support Sessions a complete handout containing all course materials for all sessions (including the slides, notes and exercises listed separately above) is available. Click here to download the complete handout.

**Students must bring their own copy of the materials (printed or electronic) to the sessions as hard copies of the materials will not be available at the sessions.**