2. Warm Up

3. Obj: Students will multiply, divide, and simplify rational expressions

4. Simplify . State any restrictions on the variable.
Rational Expressions
LESSON 9-4
Additional Examples
Simplify State any restrictions on the variable.
x2 – 6x – 16
x2 + 5x + 6

5. Simplify each expression.
Rational Expressions
LESSON 9-4
Additional Examples
Simplify each expression.
3 x2 y5 z –1
6 x –3 y2 z a.

6. 4 a5 b c2 b. (2 a –2 b3)2 c3 (continued) Rational Expressions
LESSON 9-4
Additional Examples
(continued)
4 a5 b c2 b.
(2 a –2 b3)2 c3

7. Multiply and . State any restrictions on the variable.
Rational Expressions
LESSON 9-4
Additional Examples
Multiply and State any restrictions on the variable.
3x2 + 5x – 2
x – 5
x2 – 25
3x2 – 7x + 2

8. Divide by . State any restrictions on the variables.
Rational Expressions
LESSON 9-4
Additional Examples
3 – y
(2x – 1)(x + 5)
6(y – 3)
(2x – 1)(x – 7)
Divide by . State any restrictions on the variables.

9. L9.4 (page 519) #1-18