Definition For Exponential Notation In Math
It is a shorthand way of writing repeated multiplication and indicates that the base is a factor and the exponent is the number of times the factor is used in the multiplication.
Definition for exponential notation in math. You have seen this kind of notation before it is called exponential notation. It is the shortest way of expressing a large number. Exponential notation is a simple method of expressing long or repeated multiplication problems such as 7 5 multiplied by 10 nine times which equals 7 500 000 000. The american heritage student science dictionary second edition.
In general for any number x and any positive integer n x n x x x n times the number x n is called x raised to the n th power n is the exponent of in x n and x is the base of x n. Definition of exponential form of a number. Where a number is written in two parts. Exponential notation is a method in mathematics that allows the representation of numbers in shorter form and aids in mathematical calculations.
It is a method for writing an equation that shows a certain term multiplied to itself many times. It is also known as the scientific notation. Just the digits with the decimal point placed after the. The scientific notation for 10 492 for example is 1 0492 10 4.
Any number which is written in the form of a c ac is said to be in exponential form where a is called as base and c is called as exponent. The exponent is written as a superscript number. Illustrated definition of scientific notation. Exponential notation is composed of a base and an exponent.
For example 1 000 000 can be written as 1 x 106. Avogadro s number which is the number of molecules in 18 grams of water is 602 000 000 000 000 000 000 000 or 6 02 x 1023. Exponential notation is a mathematical shortcut. 100 1 is exponential notation but not sci.