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Chapter 2
Problem 5b - Example of Egyptian Multiplication
Problem 9 - Using Pythagorean Theorem - Featuring an appearance by Marty & Linda.
Chapter 3
Several Examples - Determining if an argument is valid or invalid (includes problem #3 and #7)
Problem 15 - Determining if an argument is valid or invalid
Problem 13 - Determining if an argument is valid or invalid
Chapter 4
Primes Proof - A proof that the number of primes is infinite.
Chapter 7
Chapter 7 Lecture - All 35 minutes, in case you missed it.
Chapter 10 - Converting between bases - 14 videos
Chapter 11 - Mayan Numbers
Chapter 11 - Converting
Converting a Mayan common number to Base 10Chapter 11 - Mayan Solar Numbers
Converting Base 10 to Mayan solarChapter 11 - Addition of Mayan numbers
Chapter 11 - Using a Calculator
Extra: Division on a calculator (&Outtakes)Chapter 11 Online Lecture - most of the lecture for Chapter 11 in several video segments.
Chapter 13 - Exponents
Chapter 13 - Exponents - Several examples.
Chapter 14 - Algebra and Word Problems
Chapter 14 - Basic Strategy - for solving for X.
Chapter 14 - Counting Bills - like Problems 23-28.
Chapter 14 - Antifreeze Problem - like Problems 17 and 18.
Chapter 14 - Problem 21 - Grades in a class.
Chapter 17 - Trigonometry
Example 1 - sin & cos. Two ways of doing the same problem.
Example 2 - Another example
Chapter 18 - Using Science Formulas
Problem 2b - Distance to sun
Problem 4b - Average speed of rock falling
Problem 7d - How fast is a rock falling?
Chapter 20 - Graphing Lines
Slope - Determining the slope of a line from a graph
Writing Equation - Writing equations of lines from a graph
Graphing a line - Drawing a graph from an equation
Perpendicular Line - Equation of a perpendicular line
Test 3 Chapters 13 - 20
Study Guide Video - for Test #3
Answers to Review Questions: Test3_Study_Answers.pdf
Chapter 22 - Statistics
Example 1 - List of Numbers
Example 2 - Chart of Numbers
Chapter 24 - Infinite Series
Repeating Decimal - Convert to Fraction
Chapter 26 -
Limit - As n aproaches infinity
Area - Area under a curve
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