Multiplying AND DIVIDING RATIONAL EXPRESSIONS

Review: Multiplying fractions

13

6*2 x

y8

7*3

4

y

x

8

9*

3

4

Multiplying Rational Functions

You multiply rational functions like you do every other fraction: STRAIGHT ACROSS

• Steps:Factor where neededMultiply straight across Simplify

(Don’t forget to write down your holes before you cancel out common factors)

Multiplying Rational Expressions

Multiplying Rational Expressions

Dividing Rational Expressions

Remember: Dividing by a fraction is the same thing as multiplying by the reciprocal.

Flip the second fraction, multiply, then simplify.

Keep Change Flip

Dividing Rational Expressions

Dividing Rational Expressions

123

1

16

1522

2

a

a

a

aa

Dividing Rational Expressions