Next Generation Algebra I vs CCSS Algebra I

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In September of 2022, schools around New York State will transition from the Common Core State Standards version of Algebra I to the New York State Next Generation Mathematics Learning Standards version of Algebra I. Although this transition could certainly be viewed skeptically as simply a rebranding of the Common Core standards, there are important changes that have been made to the course. At eMATHinstruction, we will be publishing N-Gen Math Algebra I to align… Read more »

Intervals of Increase and Decrease – Put to Bed!

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Ever since I wrote Common Core Algebra I, I’ve had numerous discussions with math teachers around the country who weighed in on the subject of intervals of increase and decrease of functions. In my answer key, I often include the x-coordinates of the turning points in the intervals, although I’m not entirely consistent on it. Now, I’ve had folks email me clearly upset that I’ve included the x-values of turning points in the intervals. Their… Read more »