Use Sophia to knock out your gen-ed requirements quickly and affordably. Learn more
×

Evaluating Logarithms

Author: Zachary Olsen

The Basics

Study this basic introduction of what a logarithm is and how we write it mathematically.

 

The Basics

Source: Math Is Fun

Laws and Properties of Logarithms

Here is a quick reference/introduction to the laws and properties of logarithms.  They follow from exponential properties.

Laws and Properties

Source: uncw

Video Proof of Log addition

Source: Khan Academy

Video Proof of the Power Rule of Logs

Source: Khan Academy

Video Proof of Logarithmic Change of Base

Source: Khan Academy

Piecing It All Together

Apply what you have learned on the following practice problems.  This is all the preparation you will need for the tutorial's quiz.

Practice

Source: regentsprep.org

"Big Picture" of tutorial

What is the relationship between logarithms and exponents?  How does this inform logarithmic properties and logarithmic evaluations?