Khan Academy
Khan Academy: Algebra: Proof: Log a + Log B = Log Ab
Shows a proof of the property that multiplication inside the log can be turned into addition outside the log. log_ab = log_a + log_b. [7:08]
Khan Academy
Khan Academy: Algebra: Change of Base Formula
Demonstrates how to use the change of base formula to evaluate a given logarithm and proves the change of base formula. [7:32]
Khan Academy
Khan Academy: Algebra: Logarithm of a Power
Explains the property of a logarithm of a power that states the log base b of m to the n power is equal to n times log base b of m. [4:49]
Khan Academy
Khan Academy: Algebra: Sum of Logarithms With Same Base
Demonstrates how to apply the logarithm property regarding the sum of logarithms with the same base to simplify a logarithmic expression. [5:04]
Khan Academy
Khan Academy: Algebra: Using Multiple Properties to Simplify
This video demonstrates how to apply the property that division inside a log can be turned into subtraction and the logarithm of a power property to simplify a given logarithmic expression. [2:10]
Khan Academy
Khan Academy: Algebra: Proof: A(log B) = Log (B^a), Log a Log B = Log (A/b)
Shows a proof of the logarithm power property and the property that division inside the log can be turned into subtraction outside the log. [7:58]
Khan Academy
Khan Academy: Algebra: Introduction to Logarithm Properties
Identifies the properties for adding and subtracting logarithms with the same base. Practice problems available. [9:15]
Khan Academy
Khan Academy: Algebra: Introduction to Logarithm Properties 2
Identifies two properties of logarithms: logarithm of a power and the change of base formula. Also completes one example problem of showing how to apply the properties. Practice problems available. [10:04]
Sophia Learning
Sophia: Expanding Logarithmic Expressions: Lesson 2
This lesson will show you how to use the rules of expanding to spread out a logarithm. It is 2 of 10 in the series titled "Expanding Logarithmic Expressions."
Sophia Learning
Sophia: Expanding Logarithmic Expressions: Lesson 3
This lesson will show you how to use the rules of expanding to spread out a logarithm. It is 3 of 10 in the series titled "Expanding Logarithmic Expressions."
Sophia Learning
Sophia: Expanding Logarithmic Expressions: Lesson 7
This lesson will show you how to use the rules of expanding to spread out a logarithm. It is 7 of 10 in the series titled "Expanding Logarithmic Expressions."
Sophia Learning
Sophia: Expanding Logarithmic Expressions: Lesson 9
This lesson will show you how to use the rules of expanding to spread out a logarithm. It is 9 of 10 in the series titled "Expanding Logarithmic Expressions."
Sophia Learning
Sophia: Expanding Logarithmic Expressions: Lesson 5
This lesson will show you how to use the rules of expanding to spread out a logarithm. It is 5 of 10 in the series titled "Expanding Logarithmic Expressions."
Sophia Learning
Sophia: Expanding Logarithmic Expressions: Lesson 6
This lesson will show you how to use the rules of expanding to spread out a logarithm. It is 6 of 10 in the series titled "Expanding Logarithmic Expressions."
Sophia Learning
Sophia: Expanding Logarithmic Expressions: Lesson 1
This lesson will show you how to use the rules of expanding to spread out a logarithm. It is 1 of 10 in the series titled "Expanding Logarithmic Expressions."
Sophia Learning
Sophia: Expansion of Logarithmic Expressions: Lesson 2
Through this lesson, rules, laws, and principles of how to rewrite logarithms will be shown to expand a logarithm. It is 2 of 5 in the series titled "Expansion of Logarithmic Expressions."
Sophia Learning
Sophia: Expansion of Logarithmic Expressions: Lesson 5
Through this lesson, rules, laws, and principles of how to rewrite logarithms will be shown to expand a logarithm. It is 5 of 5 in the series titled "Expansion of Logarithmic Expressions."
Sophia Learning
Sophia: Expansion of Logarithmic Expressions: Lesson 1
Through this lesson, rules, laws, and principles of how to rewrite logarithms will be shown to expand a logarithm. It is 1 of 5 in the series titled "Expansion of Logarithmic Expressions."
Sophia Learning
Sophia: Expansion of Logarithmic Expressions: Lesson 3
Through this lesson, rules, laws, and principles of how to rewrite logarithms will be shown to expand a logarithm. It is 3 of 5 in the series titled "Expansion of Logarithmic Expressions."
Shmoop University
Shmoop: Introduction to Functions
This animation [3:06] features the mathematical concept of functions and the importance in the ordering of the function, as they determine the outcome of the equation.
Sophia Learning
Sophia: Expansion of Logarithmic Expressions: Lesson 4
Through this lesson, rules, laws, and principles of how to rewrite logarithms will be shown to expand a logarithm. It is 4 of 5 in the series titled "Expansion of Logarithmic Expressions."