In mathematics, what is a variable? I have encountered previous definitions stating that it is a symbol representing an element of a set or a placeholder for an unknown value. However, I have been unable to understand these definitions. Please provide some simple definitions.
Asked
Active
Viewed 122 times
1
-
See What is the formal definition of a variable as well as A formal definition of a variable. – Mauro ALLEGRANZA Apr 11 '18 at 11:27
-
1A Variable (in mathematics) is a symbol. – Mauro ALLEGRANZA Apr 11 '18 at 11:37
-
Quite often the understanding of a definition comes later if you study math material that applies that definition. – drhab Apr 11 '18 at 11:53
-
A symbol that represents a currently unknown value and is able to vary. – Andrew Li Apr 11 '18 at 12:07