Misswelton.weebly.com



Using the Laws of Logarithms

Use the laws of logs to fill in the gaps in the following table:

|Q |Separate logarithmic expressions |Single logarithmic expression |

|Eg. |[pic] |[pic] |

|1 |[pic] | |

|2 |[pic] | |

|3 |[pic] | |

|4 |[pic] | |

|5 |[pic] | |

|6 | |[pic] |

|7 | |[pic] |

|8 | |[pic] |

|9 | |[pic] |

|10 | |[pic] |

Use the change of base formula and your calculators to fill in the gaps in the following table to 2 decimal places:

|Q | |Value |

|Eg. |[pic] |[pic] |

|1 |[pic] |[pic] |

|2 |[pic] |[pic] |

|3 |[pic] |[pic] |

|4 |[pic] |[pic] |

|5 |[pic] |[pic] |

|6 |[pic] |[pic] |

|7 |[pic] |[pic] |

|8 |[pic] |[pic] |

|9 |[pic] |[pic] |

|10 |[pic] |[pic] |

Use the change of base formula and your calculators to fill in the gaps in the following table to 2 decimal places:

Q | |Value |Q | |Value | |1 |[pic] |1.58 |6 |[pic] |4.15 | |2 |[pic] |5.48 |7 |[pic] |-1.64 | |3 |[pic] |0.36 |8 |[pic] |-0.51 | |4 |[pic] |2.65 |9 |[pic] |-4.29 | |5 |[pic] |0.46 |10 |[pic] |1.71 | |

................
................

In order to avoid copyright disputes, this page is only a partial summary.

Google Online Preview   Download