👉 Learn how to simplify trigonometric function of the sum or difference of two angles using the sum/difference formulas. To do this, we first use the unit circle and Pythagoras theorem to identify ...

, on one side were those who argued for a new focus on concepts and reasoning rather than drilling students on their times-tables. On the other were the traditionalists, who said the progressive ...

It is rare for opinion on any of my columns to be evenly divided. But the flood of comments I received on my piece about getting rid of Algebra II had good arguments on both sides, and indications of ...

Math is a notorious stumbling block that trips up students seeking college degrees. Every year, tens of thousands of young people fail to graduate because they can’t earn enough math credits. To help ...

SANTA CRUZ – Instead of shooting paint-ball guns with friends or loafing at home, 15-year-old Nash McQuaide has spent a chunk of summer break hunkered down trying to solve algebraic equations.

Mathematics, like reading, is fundamental. Math sharpens the mind by cultivating logical thinking. It bats cleanup in STEM’s learning disciplines indispensable in the digital age. We welcome the ...

The debate that continues to simmer over California’s new math guidelines is a reminder that divisions remain deep over approaches to instruction, the pacing of algebra in middle school and the ...