Section 4.1 And 4.2 Plus Warm Ups

Chapter 4: Welcome to the Exponential Jungle By Ms. Dewey-Hoffman October 13 th , 2008 There are a ton of notes today, so get settled and get going.

Warm Ups for Chapter 4 ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

Warm Ups for Chapter 4 ,[object Object],[object Object],[object Object],[object Object],[object Object]

Section 4.1: Divisibility and Factors ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

Examples: Divisibility Rules ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

Divisibility Rule for 3 and 9. ,[object Object],Yes Yes Yes Yes 1 + 0 + 1 + 7 = 9 1,017 No No No No 2 + 1 + 5 = 8 215 Yes Yes Yes Yes 4 + 6 + 8 = 18 468 No Yes No Yes 2 + 8 + 2 = 12 282 Is the Number Divisible by: 3? 9? Is the Sum Divisible by: 3? 9? Sum of Digits Number

Divisibility Rule for 3 and 9. ,[object Object],[object Object],[object Object],[object Object]

Example Problems: ,[object Object],[object Object],[object Object],[object Object],[object Object]

Finding Factors ,[object Object],number number number

Finding Factors ,[object Object],[object Object],[object Object],[object Object],[object Object],1(12), 2(6), 3(4): so, 1, 2, 3, 4, 6, and 12 1(16), 2(8), 4(4): so, 1, 2, 4, and 16 1(18), 2(9), 3(6): so, 1, 2, 3, 6, 9, and 18 1(24), 2(12), 3(8), 4(6): so, 1, 2, 3, 4, 6, 8, 12, and 24

Word Problem: ,[object Object]

List the positive factors of each number. ,[object Object],[object Object],[object Object],1, 2, 5, 10 1, 3, 7, 21 1, 31

Section 4.2: Exponents ,[object Object],[object Object],[object Object],[object Object],[object Object]

Exponents: Exponential Notation ,[object Object],[object Object]

Exponents…Show me! ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

Exponential Notation and Answers ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

Writing Exponential Notation ,[object Object],[object Object],[object Object],[object Object],[object Object]

Exponents and Negative Integers ,[object Object],[object Object],[object Object],[object Object]

Exponents and Negative Numbers ,[object Object],[object Object]

Example Problems ,[object Object],[object Object],[object Object],[object Object]

Example Problems: ,[object Object],[object Object],[object Object]

Orders of Operations ,[object Object],[object Object],[object Object],[object Object]

Example Problem: ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

Example Problem: ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

Assignment #22: ,[object Object],[object Object]

Section 4.1 And 4.2 Plus Warm Ups

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Section 4.1 And 4.2 Plus Warm Ups