RedCrab Math Tutorial

# Roots and Power

This page describes a general relationship between roots and powers in mathematical terms.
First to the power; they can be considered as shorthand of multiplication.
• The expression a4 stands for a ·a · a · a

• In the expression an we call a the basis and n the exponent

• For a negative exponent a-n you can also write (1/an)

A general root for natural numbers is also defined by the exponent
• Inwe call a the radicand and n again the exponent

• It is or , where without specifying the exponent, the 2 is assumed as an exponent

• If, then

The following list shows some rules that simplify the process of converting and calculating formulas

## Arithmetic

Integer and Real Numbers
Complex Numbers
Sets
Roots and Power
Percentage Calculation
Interest Calculation
Absolute Value of a Number
Euclidean division
Modulo - Remainder of a division
Vectors
Matrices

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