variable
variable
A letter used to represent numbers is called a variable; the most common ones are 'x' and 'y'.
variable
A variable.
That's called a variable.
variable
A letter used to represent a number is a variable of sometimes a constant.
The letter 'I' is used to represent current. Its SI units are the ampere,(amps),(A).
o
a variable
A symbol, usually a letter, that is used to represent 1 or more numbers
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.