A letter used to represent an unknown number is called a "variable." In mathematics, variables are often denoted by letters such as x, y, or z. They are used in equations and expressions to stand in for values that can change or are not yet known. Variables play a crucial role in algebra and various branches of mathematics.
An unknown number represented by a letter or symbol is a variable.
The word "variable" represents an unknown number.
The letter that represent the composite number is letter C.
A letter or symbol that stands for a number or numbers is called a "variable." In mathematics, variables are used to represent unknown values and can take on different values in equations or expressions. Commonly used variables include letters such as x, y, and z. They play a crucial role in algebra and other branches of mathematics.
An unknown number is a variable and its symbol is usually in the form of a letter such as x or y
a variable.
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An unknown number represented by a letter or symbol is a variable.
It is called a variable
The unknown or the variable
The symbols used are called variables.
A variable
a variable
A letter used to represent a number is called a variable. Typically, the letters x and y are used, but technically you can use any letter of the alphabet.
It is a variable
That is called a variable. A letter is often used.
The word "variable" represents an unknown number.