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It is called a variable.
A math expression is a symbol or combination of symbols that represents a quantity or a relationship between quantities.
it's the symbol for infinity
VARIABLE. When this variable has a fixed number assigned to it and does not change, it is called a "fixed variable".
You add and then solve the math
A variable
Variable
It is called a variable.
It is called a variable.
A math expression is a symbol or combination of symbols that represents a quantity or a relationship between quantities.
it's the symbol for infinity
three dots represents the therefore symbol
x or any other variable
In maths the symbols x and n are usually used to represent an unknown quantity. These may be referred to as a variable.
Nobody 'invented' it... letters are often used in maths to signify an unknown quantity.
In mathematics, a variable is a symbol that represents a quantity that can change or vary in a given problem or equation. Variables can be used to denote unknown values or to represent values that depend on other factors. They are commonly denoted by letters such as x, y, or z.
VARIABLE. When this variable has a fixed number assigned to it and does not change, it is called a "fixed variable".