1. Algebra 2
Ch.7 Notes Page 47
P Multiplying and Dividing Radical Expressions

2. If √a and √b are real numbers, then √a x √b = √ab
Multiplying Radicals
If √a and √b are real numbers,
then √a x √b = √ab n
√3 x √12
∛3 x ∛-9
∜4 x ∜-4

3. Simplifying Radical Expressions
(Break into Parts)
√50x4
∛18x4

4. Multiplying Radical Expressions
∛54x2y3 x ∛5x3y4
3√7x3 x 2√21x3y2

5. ∛162x5 ∛32 ∛-4 If √a and √b are real numbers, b ≠ 0 then √a = √(a/b)
Dividing Radicals
If √a and √b are real numbers, b ≠ 0
then √a = √(a/b) √b n
∛162x5
∛3x2
∛32
∛-4

6. ∛2 ∛3x Rationalizing the Denominator √2 √3
Rewrite the expression so that there are...
No Radicals in any denominator and
No Denominators in any radical √2 √3 ∛2
∛3x
√x3
√5xy

7. the homework. Also include the homework number.
HW #50
7-2 P377 #1,2,5,6,9,10,13,14,17,18,23,26,27,29,31,32,35
Please put your name and class period at the top of
the homework. Also include the homework number.