Define a variable?

Variable:

A variable is denoted by a symbol that can take any real value. The value of a variable is not fixed.

The letters $ x, y, and z$ are generally used for variables.

Example:

In $2x + 4 y$;

Where $2$ & $4$ are constants, and, $x $&$ y$ are variables.

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Updated on: 10-Oct-2022

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