Question

what are variables? what are the three properties that every variable must have? (only label)
answer in English​

Answer 1

Answer:

1} A variable is a quantity that may change within the context of a mathematical problem or experiment. Typically, we use a single letter to represent a variable. The letters x, y, and z are common generic symbols used for variables.

2} A Name.

   A Type.

   A Value.

   A Scope.

   A Life Time.

   A Location (in Memory)

  You can use a variable in expressing these stuffs.

Hope this helps.