In mathematics, a variable is a symbol which works as a placeholder for expression or quantities that may vary or change; is often used to represent the argument of a function or an arbitrary element of a set. In addition to numbers, variables are commonly used to represent vectors, matrices and functions.

What is variable example?

A variable is any characteristics, number, or quantity that can be measured or counted. A variable may also be called a data item. Age, sex, business income and expenses, country of birth, capital expenditure, class grades, eye colour and vehicle type are examples of variables.

What is the exact meaning of variable?

adjective. var·​i·​able | \ ˈver-ē-ə-bəl \ Essential Meaning of variable. : able or likely to change or be changed : not always the same The winds were light and variable. a variable climate The loan has a variable interest rate.