A month later, my understanding of trigonometric functions likewise deepened as I took over the class to learn to teach students using those same graphing calculators.

Pamela J. Wells, Understanding Linear Functions and Their Representations, Mathematics Teaching in the Middle School, Vol. 21, No. 5 (December 2015/January 2016), pp. 308-316 ...

Unlike a linear, graph, a quadratic graph has an equation which includes an x squared term.

Students who don't take Algebra 2 because they're more interested in data science could be shutting themselves off careers in science, technology engineering and math. But data science and Algebra 2 ...