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# Common and Natural L

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

What is the base of log X? | 10. |

The natural log of x is equal to what in logarithms? | log (base e) x |

log(base 10)10^5 =? | 5. When the base and the main number are the same, then the exponent becomes the final answer. |

What is the change of base formula? | Log(base a)b= log (base 10)b/ log (base 10)a |

What is the logarithm property of equality? | log (base b)a = log (base b)c is equivalent to a=c. |

What is the exact solution of 3^2x-3=2? | 1/2(log 2/log 3+3) |

Solve the equation. log(base 3)(x+4)=2 | 5. |

simplify. log(base b)^(m/n) | log(base b)m-log(base b)n |

Solve the equation. log(base 2)x+ log(base 2)(3x+5)=1 | 1/3. |

Find the common logarithm. log(57)round to the 4th decimal place. | 1.7559 |

Find the natural logarithm. Ln(65 , round to the 4th decimal place. | 4.1744 |

Find the exact value. log 1/10,000. | -4 |

ln(base e)e^5=? | 5. |

Created by:
dan.hurst