## Indices

Want to download the Indices revision notes in PDF format? [mathjax] What are Indices? An index is a power of numbers that indicate how many times it has been multiplied by itself. Here are examples indices: \({2^9},{x^3},x^{1/2}\) and others. In \({2^9}\), wherein the small number, 9, above is the index, it indicates that 2 will be …