1. 1.4 Fractional Expressions
Terminology 2
Domain. 3
Simplifying

2. Terminology
a fractional expression is a quotient of two algebraic expressions
a rational expression is a special type of fractional expression that is the quotient of two polynomials

3. Domain of a Fractional Expression
The domain of a fractional expression consists of all real numbers except those which make the denominator zero
Quotient
Denominator is zero if:
Domain
All
All x and y such that

4. Canceled Common Factors

5. Simplified Rational Expressions

6. Products Rational Expressions

7. Quotients of Rational Expressions

8. Sums and Differences of Rational Expressions

9. Sums and Differences of Rational Expressions(cont.)

10. Practice Problems
Page 54
Problems 1-30