# Algebra

Algebra is derived form an Arabic word ** al-jabr **which means the reunion of broken parts. Algebra is a said to be a study of symbols and the rules for manipulating these symbols. The basic part of algebra is called elementary algebra and the more abstract part of algebra is called abstract algebra.

## What is an Exponent?

An exponent is defined as how many times the number is multiplied by itself. For example: 8 to the fifth means 8 or it can be said as "8 to the power 5". So,

8āµ =8 x 8 x 8 x 8 x 8 = 32768