### Home > PC > Chapter 1 > Lesson 1.1.2 > Problem 1-28

1-28.

Simplify each expression using the rules of exponents.

**Rules of Exponents**

^{ }

Rules 1, 2, and 3 are the most commonly used, but rules 4 and 5 are also useful.

1-28.

Simplify each expression using the rules of exponents.

^{ }

Rules 1, 2, and 3 are the most commonly used, but rules 4 and 5 are also useful.