The quiz is on the next slide. The quiz

will begin once everyone is seated and

quiet with a blank piece of paper and

something to write with.

ALGEBRA 1

Simplify. 1. 4.2. 3.

SECTIONS 10.1 AND 10.2 QUIZ

Graph each square-root function.

6.5.

HOMEWORK QUESTIONS???

10.3 Operations With Radical Expressions

What will I be able to do?

What standard will I learn?

Add, Subtract, andMultiply Radicalexpressions

13.0 Students add, subtract, and multiplyexpressions and functions

Review: Simplifying √ Expressions

1. Factor terms under the radical.Find the largest perfect square factor(s).Take square roots outside.

2. Rewrite in simplified form.

72 2 36 6 2

240 2 2 2 2 3 5 4 15

Prime factorization can be useful

5 2 7 3 8 2

Adding and Subtracting Radicals

You can add and subtract terms that have the same radicand.

radicand

These are LIKE TERMS.

13 2 7 3

Add and Subtract: You try.

3 7 5 7 10 7 8 7

2 2 5 6 2 4 2 5

8 5 125

13 5

Simplify each radical term first

8 5 5 5

a.

c.

b.

Add and Subtract: Simplify each term

first.

4 3 27 300

11 3

4 3 9 3 100 3

4 3 3 3 10 3

d.

Multiplying Radicals

1.Multiply terms outside the radical together.

2.Multiply terms inside the radical together.

3. Simplify.

Multiplying RadicalsYou can multiply using distributive property and FOIL.

5 2 4

(6 2 )(6 2)

2 (5 8)

34

36

5 2 16

6 2 6 2 236 2

f.

e.

Multiply: You try it.

5 (2 5 )2 5 5

2( 2 5 )

9 4 5

( 2 5 )( 2 5 )

4 2 5 2 5 5

h.

g.

SUMMARY!SUMMARY!

CLASSWORKCLASSWORK

HOMEWORKHOMEWORK

Pages 637 – 638 #’s 2 – 12 even, 14 – 24 even, 36

Page 639 #’s 42, 48, 52, 58, 66