A logarithm is the power which a certain number is raised to get another number. Before calculators and various types of complex computers were invented it was difficult for scientists and ...

Now that you know what \({\log _a}x\) means, you should know and be able to use the following results, known as the laws of logarithms.

There are two main reasons to use logarithmic scales in charts and graphs. The first is to respond to skewness towards large values; i.e., cases in which one or a few points are much larger than the ...

In “When Should I Use Logarithmic Scales in My Charts and Graphs”, I showed the revenues of the top 60 Forbes 500 companies using both linear and logarithmic scales. The log scale spread out the bulk ...

Higher Laws of logarithms and exponents Test questions Revise what logarithms are and how to use the 'log' buttons on a scientific calculator Part of Maths Algebraic and trigonometric skills Save to ...