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Lesson Plan
University of Texas at Austin

Mathematics Teks Toolkit: Exponential Functions

For Teachers 9th - 10th Standards
Compare graphs of different exponential functions and determine the limitations of the functions.
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Interactive
Cool Math

Coolmath: Population Growth

For Students 9th - 10th
Explanation and examples for solving population growth problems.
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Interactive
Cool Math

Coolmath: Solving for Time and Rates

For Students 9th - 10th Standards
Explanation and examples of solving exponential equations for time and rate.
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Interactive
Cool Math

Coolmath: Population Growth 2

For Students 9th - 10th
Population growth simulator finding the rate of growth.
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Interactive
Cool Math

Coolmath: Population Growth 3

For Students 9th - 10th
Population growth simulator with rate and time.
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Interactive
Cool Math

Coolmath: Radioactive Decay 3

For Students 9th - 10th
This Algebra Cruncher generates an endless number of practice problems for radioactive decay -- with hints and solutions!
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Interactive
Cool Math

Coolmath: Radioactive Decay 1

For Students 9th - 10th
This Algebra Cruncher generates an endless number of practice problems for radioactive decay -- with solutions! Find how much will be left after a given amount of time.
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Interactive
Cool Math

Coolmath: Radioactive Decay 2

For Students 9th - 10th
This Algebra Cruncher generates an endless number of practice problems for radioactive decay -- with hints and solutions! Find the half-life.
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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
Paul Dawkins

Paul's Online Notes: Exponential Functions Practice Problems

For Students 9th - 10th Standards
In this section we will discuss exponential functions. We will cover the basic definition of an exponential function, the natural exponential function, i.e. e^x, as well as the properties and graphs of exponential functions
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eBook
McGraw Hill

Glencoe: Exponential Functions [Pdf]

For Students 9th - 10th Standards
Students are given a real world problem to use to explore exponential functions. Students can also complete the given practice problems after reading the examples.
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Activity
Cool Math

Coolmath: Compound Interest

For Students 6th - 9th
This algebra lesson explains how compound interest works and where the formula comes from.
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Activity
Cool Math

Coolmath: Compound Interest 1 Practice

For Students 6th - 9th
This Algebra Cruncher generates an endless number of practice problems for money and compound interest with solutions! Find the final amount when a given amount of money is invested.
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Activity
Other

Edumat: Geometria Interactive

For Students 9th - 10th
In this section different interactive activities are presented which can be used as supplementary material to traditional classroom and allow for interactive study of mathematics.
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Lesson Plan
Illustrative Mathematics

Illustrative Mathematics: A ced.a.1 & a rei.d.1: Intro. To Polynomials: College

For Teachers 9th - 10th
This task serves as an introduction to polynomials or as an application after students are familiar with exponential functions. Aligns with A-REI.D.11.
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Lesson Plan
Illustrative Mathematics

Illustrative Mathematics: F Le Boiling Water

For Teachers 9th - 10th
Students are shown two tables of data showing the approximate boiling point of water at different elevations. Both data sets can be modeled by linear functions but with different slopes. When the tables are combined, however, students...
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Lesson Plan
Illustrative Mathematics

Illustrative Mathematics: F Le Do Two Points Determine an Exponential Function?

For Teachers 9th - 10th
In this task, students investigate whether exponential functions will always be determined by two points. It complements the task "Do two points always determine a linear function?" Aligns with F-LE.A.2.
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Lesson Plan
Illustrative Mathematics

Illustrative Mathematics: F Le a Valuable Quarter

For Teachers 9th - 10th
The context of this task is that a quarter was put into a bank account in 1901 and students are asked to calculate its value in 2013 at two different interest rates. Those amounts are compared to the appreciation rate of a rare and...
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Lesson Plan
Illustrative Mathematics

Illustrative Mathematics: F Le Basketball Bounces, Assessment Variation 1

For Teachers 9th - 10th Standards
This task asks young scholars to analyze a set of data about the height of a basketball for each time it bounces. They choose a model that reasonably fits the data and use the model to answer questions about the physical context. This...
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Lesson Plan
Illustrative Mathematics

Illustrative Mathematics: F Le Basketball Bounces, Assessment Variation 2

For Teachers 9th - 10th Standards
This task asks students to analyze a set of data about the height of a basketball for each time it bounces. They choose a model that reasonably fits the data and use the model to answer questions about the physical context. This second...
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Lesson Plan
Illustrative Mathematics

Illustrative Mathematics: F Le Carbon 14 Dating in Practice Ii

For Teachers 9th - 10th Standards
This problem introduces Carbon 14 dating which is used by scientists to date certain organic material. This version is based on the ratio of Carbon 14 to Carbon 12, which decreases at a constant exponential rate after an organism dies....
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Lesson Plan
Illustrative Mathematics

Illustrative Mathematics: F Le in the Billions and Exponential Modeling

For Teachers 9th - 10th Standards
For this task, young scholars examine world population data from 1804 to 2012 and investigate whether an exponential function is appropriate for modeling the relationship between the world population and the year. Aligns with F-LE.A.1.c.
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Lesson Plan
Illustrative Mathematics

Illustrative Mathematics: F Le Carbon 14 Dating, Variation 2

For Teachers 9th - 10th Standards
In this task on exponential decay, students calculate what the amount of Carbon 14 left in a preserved plant will be as time passes and when one microgram will be all that is left. Aligns with F-LE.A.1.c.
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Lesson Plan
Illustrative Mathematics

Illustrative Mathematics: F Le Newton's Law of Cooling

For Teachers 9th - 10th Standards
For this problem, students use an exponential equation to investigate the cooling of a cup of coffee and how long it would take for it to cool down to different temperatures. Aligns with F-LE.B.5 and F-LE.A.4.