Curated OER
A Valuable Quarter
Your young bankers model an account balance with an exponential function and solve the equation by extracting a root or taking a logarithm. The task involves the context of annual and compounding interest as well as some interesting...
Teach Engineering
Linear Regression of BMD Scanners
Objects may be more linear than they appear. Scholars investigate the relationship between the number of bone mineral density scanners in the US and time. Once they take the natural logarithm of the number of scanners, a linear...
Illustrative Mathematics
Computations with Complex Numbers
This quick set of problems provides a brief refresher on the arithmetic of complex numbers. Learners need to multiply, add and subtract, and remember features of i when raised to a power. Included solutions are clear enough that...
Curated OER
Snail Invasion
Exponential growth is modeled by learners as they analyze and interpret the data presented in this real-life scenario centered on the destructive invasion of the Giant African Land Snail. Learners get a touch of history and practice...
Curated OER
Carbon 14 Dating
Evaluating and analyzing exponential functions will help your archaeologists find the amount of Carbon 14 remaining in a plant in this real-life task centered on carbon dating. Learners will also be introduced to the concept of half-life.
Curated OER
Comparing Exponentials
Growing money exponentially is the context of this scenario that asks learners to compare investments in two certificate of deposit accounts. Your young investment analysts will learn about the exponential characteristics of money...
Varsity Tutors
Varsity Tutors: Hotmath: Practice Problems: Solving Exponential and Logarithmic Equations
Thirty-two problems present a variety of solving exponential and logarithmic equations. They are given with each step to the solution cleverly revealed one at a time. You can work each step of the problem then click the "View Solution"...
Texas Instruments
Texas Instruments: Exponential and Logarithmic Equations
This problem set contains questions about exponential and logarithmic equations for base e, base 10, and any base b. Problems range from simple manipulation to applications, including graphical transformations. Solutions and explanations...
Math Medics
S.o.s. Math: Solving Logarithmic Equations
A good set of examples that show how to solve logarithmic equations by using exponential functions. Also includes a set of exercises.
Paul Dawkins
Paul's Online Notes: Exponential and Logarithm Equations Practice Problems
In this section we will discuss various methods for solving equations that involve exponential functions or logarithm functions.
Interactive Mathematics
Interactive Mathematics: Exponential & Logarithmic Equations
Several examples on solving exponential and logarithmic equations are presented here. Practice problems and a real-world application involving bacteria growth are included.
Analyze Math
Analyze Math: Solve Exponential and Logarithmic Equations
The tutorial investigates how to solve exponential and logarithmic equations. The activity includes examples with detailed solutions.
Math Medics
S.o.s. Math: Solving Equations
This tutorial explains how to solve a variety of equations, from simple to complex, and gives examples and solutions. Students are asked to solve for x before looking at a solution.
Paul Dawkins
Paul's Online Notes: Algebra: Exponential and Logarithm Functions
Students investigate exponential and logarithm functions. Topics explored are solving exponential functions, solving logarithm equations, and applications. Class notes, definitions, and examples with detailed solutions are included. The...
Math Medics
S.o.s. Math: Algebra
This lesson provides basic instruction on the major concepts in algebra. Content includes a focus on fractions, units of conversion, complex numbers, quadratic equations, factorization and roots of polynomials, solving equations, systems...
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.
University of North Carolina
University of North Carolina Wilmington: Logarithmic Functions
Defines logarithmic functions, offers interactive graphs of exponential equations, and explains natural logarithms.
Other
Numbers, Constants, and Computation: The Logarithm Constant : Log(2)
This site explains The logarithm constant : log(2). It is a very comprehensive site.
University of Saskatchewan (Canada)
University of Saskatchewan: Logarithms
The University of Saskatchewan offers a brief but quality description of logarithms with a list of rules and a number of exercises of varying difficulty.
Other
Humboldt State University: Natural Logarithm
Wonderful natural logarithm site from the Humboldt State University with example problems.
Texas Instruments
Texas Instruments: Solve Log Equation
This StudyCards set begins with "what is an equation?" and continues by developing the connection between points on the graph of the related function and a solution to an equation.
Texas Instruments
Texas Instruments: Approximate Solutions: Differential Equations
The base of the natural logarithm function, is called Euler's number, in honor of Leonhard Euler, a great Swiss mathematician. (Continued. See "before the activity.")
Interactive Mathematics
Interactive Mathematics: Graphs of Exponentials & Logarithms
Interactive graphs of base 10 exponential and logarithmic functions are demonstrated and applied to real-world problems.
Help Algebra
Help algebra.com: Solving Logarithms and Exponentials
Examples are provided to demonstrate techniques for solving equations that contain logarithms and exponentials. Explanations of the solutions are also include to help further understanding of the concept.