## Precalculus (6th Edition) Blitzer

An algebraic expression is a mathematical statement that can contain variables (such as x or y), ordinary numbers, and operators (such as addition, subtraction, multiplication, and division), and exponents. An example is: $4x^{2}$ + 3
An algebraic expression is a mathematical statement that can contain variables (such as x or y), ordinary numbers, and operators (such as addition, subtraction, multiplication, and division), and exponents. An example is: $4x^{2}$ + 3