variable
It is called a variable.
No, there is not.
The symbols used are called variables.
If you are talking about math then its usually " x " but if that is already use in the expression and you want to use another symbol to represent a DIFFERENT number then you can use y or a or so on.
robert recorde
A variable
a variable
It is called a variable.
An elipsis or * * * is used to present a change of scene.
It is called a variable.
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 "?".
The symbol used in music to represent a rest is called a "rest symbol."
The symbol used to represent a nucleus is "Au", which is a combination of the atomic symbol and mass number.
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.
The symbol used to represent glucose is C6H12O6.
The symbol that is used to represent a joule is the letter "J". This is a derived unit of energy. It can also be used to represent work, and an amount of heat.