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Explore graphical representation of a real-life data set and determine the exponential regression model for the data in your classroom. Students also compare the estimated value to the given value by determining the percent error.
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Endocrine Disruptors in Our Drinking Water: Should We Be Concerned?
Students investigate the different hormone contaminants in the water supply. In this math lesson plan, students analyze data tables and graphs. They demonstrate exponential growth and decay using frog populations.
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Percent Rate of Change
If mathematicians know the secret to compound interest, why aren't more of them rich? Young mathematicians explore compound interest with exponential functions in the twenty-seventh installment of a 35-part module. They calculate future...
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Carrying Capacity of Ecosystems
Students define population and carrying. In this algebra lesson, students explore exponential growth and decay based on animals and things that grow or decrease exponentially. They graph their findings and discuss their results as they...
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Differential Equations and Population Growth
Students determine the size of the population at a given time. They calculate the time at which the population will be a given number. They observe how the population grows at the rate that is directly proportional to the number of...
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Comparing Investments
Money, money, money. A complete activity that makes use of different representations of simple and compound interest, including written scenarios, tables, graphs, and equations to highlight similarities and differences between linear and...
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An Introduction to Functions
Students investigate the growth and decay of an exponential function. In this algebra lesson, students apply properties of exponent solve problems. They identify any patterns they see in the graphs.
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Exponential Functions: Half Life and Doubling Time
Students investigate the concept of exponential functions and how they increase in size over time. They simplify the functions in order to find the solutions that are possible and perform analysis of the curved line that is produced when...
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How Much Data is That?
Students differentiate between exponential and logarithmic functions. In this algebra lesson, students use logarithmic properties to solve equations. They identify growth and decay of graphs.
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Means of Growth
Students collect and graph data. In this statistics lesson, students analyze their plotted data using a scatter plot. They identify lines as having positive, negative or no correlation.
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Oodles of Poodles
Young scholars solve equations by graphing. In this algebra lesson, students differentiate between functions and relations. They use the TI to graph their equation and analyze the graph.
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Modeling Natural Disaster with Mathematical Functions
Ninth graders investigate the functional relationship of different environmental phenomena. In this math lesson, 9th graders create models of various natural disasters. They use logarithmic and exponential functions to interpret...
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Reciprocals of Quadratic Functions
Eleventh graders investigate inverse functions. In this Algebra II lesson, 11th graders use their prior knowledge of linear, exponential,and quadratic functions to create a graph of an equation they have never seen before.
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Bigger and Smaller - Exponent Rules
Young scholars study rules regarding exponents. It uses a situation from Alice in Wonderland in which Alice's height is doubled or reduced by half depending on what she consumes to introduce negative exponents and the rules for dividing...
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Purchasing A Used Car
Seventh graders investigate the practice of purchasing a used car with the help of links and resources found in the lesson plan. They conduct research to find the right kind of car using a variety of resources. Students examine data in...
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I want a credit card--or do I?
Students pretend to borrow $1000.00 on a credit card. They pretend to make the minimum payments for a year. When they're done, they make a pie chart showing how much of their payments reduced their debt, and how much was interest.
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Calculus
Students make an inquiry with the aid of technology into the concept of functions. The emphasis of the lesson is on the interplay between the geometric and analytic information.