key term - Constant

Definition

A constant is a fixed value that does not change. In mathematics, it usually refers to a number with a specific value, such as 2 or -π.

Related terms

Variable: Unlike constants, variables can change their values throughout an equation or problem.

Coefficient:

A coefficient is the numerical factor in front of variables in an algebraic expression.

Independent Variable:

An independent variable is one that can be freely chosen or manipulated in an experiment or equation.