Real Points of Inflection

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Real world examples help students to see where the mathematics we teach them can be used. Let’s look at a...

Medical Insurance Project – Graph the Total Annual Cost

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In the last two posts, I described the first steps in modeling the total annual cost as a function of...

Average Rates of Change and Verizon

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Over the past few years, I have worked to keep the attention of my students in class (and online). This...

Introducing Piecewise Functions

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After weeks of linear functions, quadratic functions, and matrices, I needed an introductory example for piecewise functions. Examples like this...

How to Sustain Projects in College Algebra and Finite Mathematics (Part 3)

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The first two projects in the College Costs series focus on linear and quadratic models. In this post, we’ll look...

How to Sustain Projects in College Algebra and Finite Mathematics (Part 2)

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In the College Algebra course taught at Yavapai College, modeling data with different types of functions is a key focus....

How to Sustain Projects in College Algebra and Finite Mathematics (Part 1)

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Over the past several semesters, I have developed a series of student projects that I use in College Algebra and...

Regression Using Google Sheets

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Like other spreadsheets, Google Sheets may be used to find a regression model for data. Following a few simple steps,...

How Mobile Applications Are Disrupting the Entertainment Industry

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To say that technology became a game-changer in our daily lives is an understatement. Technology made our lives easier, convenient, and efficient. It enhanced...