Logarithms are most succinctly described as a shortcut in mathematics. For example, multiplication is basically a shortcut for addition and exponents are a shortcut for multiplication.

Revise what logarithms are and how to use the 'log' buttons on a scientific calculator as part of Higher Maths.

Laws of logarithms 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.