Math Definition Variable

In the figure above x is a variable in the equation 3x 4 11 because we have no idea what the value of x is at the moment.

What is math for you. Variable mathematics synonyms variable mathematics pronunciation variable mathematics translation english dictionary definition of variable mathematics. They are sometimes called the argument of the function. Letters are used to represent these changing unknown quantities.

A dependent variable is determined by another variable. In x 2 6 x is the. 3x 4 4 11 4.

It is usually a letter like x or y. Typically we use a single letter to represent a variable. M for the amount of mass used and 3.

C 2 to represent the speed of light squared. Variables are seen in almost all math applications beginning with algebra. In mathematics a variable is a quantity that can change.

Illustrated definition of variable. Let us figure it out. Independent variables represent the input value of a function and are commonly denoted as x.

A symbol for a value we dont know yet. Once the value of the variable is known you can replace the variable or the letter with the known value. Einsteins famous equation e mc 2 uses the following variables.

2x 5 10 the variable here is x 7y 10 24 the variable here is y a 2 b 2 the variables here are a and b. E for the amount of energy produced 2. 3x 4 11.

Variables are usually letters or other symbols that represent unknown numbers or values. Variable definition a variable is a quantity that may change within the context of a mathematical problem or experiment. An independent variable is not influenced by another variable.

Making algebraic computations with variables as if they were explicit numbers allows one to solve a range of problems in a. The following are examples of algebraic expressions and equations containing variables. In this lesson learn why variables are not something to be afraid of or some concept that is impossible to grasp.