variable
In maths the symbols x and n are usually used to represent an unknown quantity. These may be referred to as a variable.
Yes. Although it can also be used for constants whose value is not yet known.
No, there is not.
The symbols used are called variables.
A variable
It is called a variable.
Variable
The triangle symbol that means change is called the delta symbol. It is commonly used in mathematics and science to represent a change in quantity or variable.
x or any other variable
variable
a variable
In maths the symbols x and n are usually used to represent an unknown quantity. These may be referred to as a variable.
An elipsis or * * * is used to present a change of scene.
In mathematics, a symbol that represents an unknown quantity is typically denoted by a variable, such as "x" or "y". These variables are used to represent values that are not yet known or are subject to change. They are commonly used in algebraic equations to solve for the unknown quantity based on given information or conditions.
The symbol used to represent change in an equation is Δ (delta). It indicates the difference or change between two values.
The symbol used to represent the word "which" is typically "?".