Ministry of Education and Universities of the Region of Murcia (Spain)
Ministerio De Educacion Y Ciencia: Exponenciales Y Logaritmicas
In this activity you will learn how to differentiate and solve logarithmic equations and observe the relationship between logarithmic and exponential equations.
Analyze Math
Analyze Math: Convert Logarithms and Exponentials
The tutorial examines logarithmic functions and exponential functions. The activity consists of examples with detailed solutions.
Khan Academy
Khan Academy: Graphs of Logarithmic Functions
Graph logarithmic functions and find the appropriate graph given the function.
Stefan Warner and Steven R. Costenoble
Finite Mathematics & Applied Calculus: Using and Deriving Algebraic Properties of Logarithms
The resource investigates how to use and derive algebraic properties of logarithms. Students learn about the concepts through notes and examples. Practice problems are included.
Math Medics
S.o.s. Math: Exponential Functions
S.O.S. Math provides overviews, that include graphs, of the exponential function and the logarithmic function.
Math Medics
S.o.s. Math: Logarithms and Exponential Functions
This tutorial contains 13 lessons on logarithms and exponential functions including exponential shortcuts and rules, graphs and rules of logarithms, and many more.
Other
Wpi/app. Of the Natural Logarithm and Exponential
A page showing real life applications of natural logarithms in exponential grown and decay functions and Newton's law of cooling. Also includes exercises.
Other
Brown Math: It's the Law Too the Laws of Logarithms
The laws of logarithms (which flow directly out of the laws of exponents) are discussed here. Combining logs with the same base and the Change of Base Formula are also explained in straightforward language for the reader.
Purple Math
Purplemath: Logarithmic Word Problems
Logarithmic word problems generally involve evaluating a given logarithmic equation at a given point, and solving for a given variable; they're pretty straightforward. This resource contains worked examples to demonstrate the reasoning...
Texas Instruments
Texas Instruments: Numb3 Rs: Exponential Modeling
Based off of the hit television show NUMB3RS, this lesson introduces students to exponential equations, their graphs, and their application in the real world. The lesson is framed in the context of the number of cell phone users for a...
Illustrative Mathematics
Illustrative Mathematics: F Le Comparing Exponentials
For this task, students work with exponential functions in a real-world context involving continuously compounded interest. They will study how the base of the exponential function impacts its growth rate and use logarithms to solve...
Other
Wpi: Exponential Decay and Effective Medicine Dosage
This site is an example of the use of exponential decay. The example involves the effectiveness of a medical dosage over time.
University of California
University of California: Integrals and the Natural Log
This site explains the natural log and its integral. Includes examples.
Purple Math
Purplemath: Solving Logarithmic Equations: Solving From the Definition
This Purplemath lesson teaches students to solve logarithmic equations. There are many examples and links to solving with exponentials and calculator considerations at the top of the lesson.
TeachEngineering
Teach Engineering: Common and Natural Logarithms and Solving Equations
Students continue an examination of logarithms in the Research and Revise stage by studying two types of logarithms--common logarithms and natural logarithm. In this study, they take notes about the two special types of logarithms, why...
Texas A&M University
Wtamu Virtual Math Lab: College Algebra: Logarithmic Functions
This clear tutorial provides the definition of a logarithmic function as well as instruction on how to perform important tasks with them. Find step-by-step solutions to example problems and practice exercises for you to complete and check.
University of Vienna (Austria)
The Graphs of Sin, Cos, and Tan Maths Online
This applet allows the user to create the graphs of sin, cos, and tan by moving a scroll bar. The user can watch the unit circle and the graph simultaneously to see how the two are related. The user may also choose to see the angle...
Hofstra University
Hofstra University: Logarithmic and Exponential Functions
This is a 20 question quiz on logarithmic and exponential functions. This is a good way to be sure you know how to use logarithms and exponents. The site however only tells you if you've made a correct choice, there are no explanations.
CK-12 Foundation
Ck 12: Analysis of Logarithmic Graphs: Graphs of Logarithmic Functions
[Free Registration/Login may be required to access all resource tools.] Graphing logarithmic functions using transformations. Identifying log functions as the inverses of exponential functions. Students examine guided notes, review...
Illustrative Mathematics
Illustrative Mathematics: F Le.4 Graphene
This task provides a real-world context for examining the power of exponential growth and decay. Students experiment, at the macro level, using scotch tape to pull a chip of graphite apart into two pieces. They are asked to find about...
CK-12 Foundation
Ck 12: Algebra Ii: 3.8 Solving Logarithmic Equations
This section addresses how to solve different types of logarithmic equations. It explores how to condense expanded equations and how to convert logarithmic equations into exponential ones.
Texas Instruments
Texas Instruments: Number Power!
In this activity, students explore patterns and rules in dealing with exponents and logarithms. They evaluate expressions with exponents and logarithms and display them in various notations. They will use their calculators to discover...
TED Talks
Ted: Ted Ed: Logarithms Explained
This animated video explores logarithms and explains how they are used in chemistry. Get the basics on these critical mathematical functions -- and discover why smart use of logarithms can determine whether your eyes turn red at the...
Stefan Warner and Steven R. Costenoble
Finite Mathematics & Applied Calculus: Topic Summaries: Non Linear Functions and Models
The topic summary outlines non-linear functions and models. Some topics reviewed are quadratic functions, exponential functions, logistic functions, and logarithms. The resource consists of definitions, notes, and examples.