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Interactive
Cool Math

Coolmath: Tricks to Help With Solving Log Equations

For Students 9th - 10th Standards
Explanation and examples for solving logarithmic equations.
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Unknown Type
Khan Academy

Khan Academy: Algebra Ii: Solve Exponential Equations Using Logarithms

For Students 9th - 10th Standards
Solve exponential equations that have 2 or other numbers at the base of the exponential term. Students receive immediate feedback and have the opportunity to try questions repeatedly, watch a video or receive hints.
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Unknown Type
Khan Academy

Khan Academy: Solve Exponential Equations Using Logarithms: Base 10 and Base E

For Students 9th - 10th Standards
Solve exponential equations that have 10 or e at the base of the exponential term. Students receive immediate feedback and have the opportunity to try questions repeatedly, watch a video or receive hints.
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Interactive
Cool Math

Coolmath: Solving Exponential Equations

For Students 9th - 10th
Explanation and examples of solving exponential equations
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Activity
Paul Dawkins

Paul's Online Notes: Algebra: Exponential and Logarithm Functions

For Students 9th - 10th
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...
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Activity
Analyze Math

Analyze Math: Solve Exponential and Logarithmic Equations

For Students 9th - 10th Standards
The tutorial investigates how to solve exponential and logarithmic equations. The activity includes examples with detailed solutions.
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Activity
Paul Dawkins

Paul's Online Notes: Exponential and Logarithm Equations Practice Problems

For Students 9th - 10th Standards
In this section we will discuss various methods for solving equations that involve exponential functions or logarithm functions.
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Activity
Texas Instruments

Texas Instruments: Solve Log Equation

For Teachers 9th - 10th Standards
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.
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eBook
CK-12 Foundation

Ck 12: Algebra Ii: 3.5 Using Logs to Solve Exponential Functions

For Students 9th - 10th Standards
This section explores logarithms as operations that are the inverse of exponents. It investigates the process for "undoing" or "eliminating" variable exponents when solving exponential equations.
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Activity
Interactive Mathematics

Interactive Mathematics: Exponential & Logarithmic Equations

For Students 9th - 10th Standards
Several examples on solving exponential and logarithmic equations are presented here. Practice problems and a real-world application involving bacteria growth are included.
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Activity
Math Medics

S.o.s. Math: Algebra

For Students 9th - 10th Standards
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...
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Activity
Math Medics

S.o.s. Math: Solving Equations

For Students 9th - 10th Standards
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.
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Activity
Math Medics

S.o.s. Math: Logarithms and Exponential Functions

For Students 9th - 10th Standards
This tutorial contains 13 lessons on logarithms and exponential functions including exponential shortcuts and rules, graphs and rules of logarithms, and many more.
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Unknown Type
University of Saskatchewan (Canada)

University of Saskatchewan: Exponential and Logarithmic Functions

For Students 9th - 10th Standards
The University of Saskatchewan's Department of Mathematics and Statistics provides high school students with online tutorials and exercises on what they deem some of the most important topics in exponential and logarithmic functions....
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Activity
Help Algebra

Help algebra.com: Solving Logarithms and Exponentials

For Students 9th - 10th Standards
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.
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Activity
Purple Math

Purplemath: Solving Exponential Equations: Solving From the Definition

For Students 9th - 10th Standards
This Purple Math site has many examples of exponential equations, without using logarithms.
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Interactive
Ministry of Education and Universities of the Region of Murcia (Spain)

Ministerio De Educacion Y Ciencia: Exponenciales Y Logaritmicas

For Students 9th - 10th Standards
In this activity you will learn how to differentiate and solve logarithmic equations and observe the relationship between logarithmic and exponential equations.
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Lesson Plan
TeachEngineering

Teach Engineering: Common and Natural Logarithms and Solving Equations

For Teachers 9th - 10th Standards
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...
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Handout
Purple Math

Purplemath: Logarithmic Word Problems

For Students 9th - 10th
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...
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Lesson Plan
Illustrative Mathematics

Illustrative Mathematics: F Le Bacteria Populations

For Teachers 9th - 10th Standards
This task provides a real-world context for interpreting and solving exponential equations. Students are asked to examine the equations representing the growth of three colonies of the bacterium that causes pneumonia, each colony being...
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Unit Plan
Lawrence Hall of Science

The Math Page: Topics in Precalculus: Logarithmic and Exponential Functions

For Students 9th - 10th Standards
Clearly and thoroughly explains the graphs of logarithmic and exponential functions. There are example problems solved, problems for the student to attempt, and answers to the student problems. Point this site out to students who have...
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Activity
Paul Dawkins

Paul's Online Notes: Calculus I: Review

For Students 9th - 10th Standards
Learners review the algebra and trigonometric skills needed in a Calculus course. Topics investigated are solving trigonometric equations, logarithmic functions, exponential functions, functions, and common graphs. Class notes,...
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Activity
Math Medics

S.o.s. Math: Solving Exponential Equations

For Students 9th - 10th Standards
Examples showing how to solve the exponential equation by using logarithms. It also includes a set of exercises to practice with.
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Unit Plan
Texas A&M University

Wtamu Virtual Math Lab: College Algebra: Exponential Equations

For Students 9th - 10th Standards
Use your knowledge of logarithmic properties in order to solve "exponential equations where x is in the exponent, but the bases do not match." This tutorial offers simple examples and practice exercises for you to complete and check.