This document contains a review of topics covered in Chapter 4 in preparation for a test the next day. It includes examples of simplifying expressions, factoring numbers, evaluating expressions, determining if numbers are prime or composite, finding the greatest common factor, graphing numbers on a number line, working with scientific notation, and ordering numbers. The review covers rules for dividing, properties of exponents, factoring, operations with integers, and other algebra topics.

1. Chapter 4 Review November 14, 2011
Objective: review Chapter 4
Warm Up
Simplify
3
20x y
25xy 2
Test tomorrow 1

2. Chapter 4 Review November 14, 2011
Rules for Dividing By
2
3
5
9
10
Test tomorrow 2

3. Chapter 4 Review November 14, 2011
List the Factors
(which pairs multiply to the number)
30
Simplify
­2(3 + 2)2
Test tomorrow 3

4. Chapter 4 Review November 14, 2011
Evaluate when a = ­2 and b = 3
2b
a
2 3
2(a + b )
Test tomorrow 4

5. Chapter 4 Review November 14, 2011
Write whether the number is prime or composite.
If it is composite, write the prime factorization.
17, 54
Prime
Composite
Test tomorrow 5

6. Chapter 4 Review November 14, 2011
Find the GCF
36 60
Test tomorrow 6

7. Chapter 4 Review November 14, 2011
Simplify.
5b 4
15
b 63
Test tomorrow 7

8. Chapter 4 Review November 14, 2011
Graph on a number line.
1/10 ­1/2
Test tomorrow 8

9. Chapter 4 Review November 14, 2011
Evaluate x = 4, ­3
x + 3y xy
10 5x
Test tomorrow 9

10. Chapter 4 Review November 14, 2011
Simplify
(y3)6 98 6b7 5b2
92
Test tomorrow 10

11. Chapter 4 Review November 14, 2011
Write in Scientific Notation
43,000,000 0.0000032
Write in Standard Notation
5 ­8
5 x 10 9.3 x 10
Test tomorrow 11

12. Chapter 4 Review November 14, 2011
Place the numbers in order from least to greatest.
10, 742 x 107, 0.006 x 102
3 x 10
Test tomorrow 12

13. Chapter 4 Review November 14, 2011
Multiply using Scientific Notation
(3 x 1010)(7 x 108)
Test tomorrow 13

14. Chapter 4 Review November 14, 2011
Work
Page 226 # 2 ­ 72 even
Test tomorrow 14