I make short, to-the-point online math tutorials. I struggled with math growing up and have been able to use those ...

In this video I will show you how to solve a trigonometric equation using the double angle for cosine. When applying the ...

We know the struggle with mathematics—for both teachers and students—all too well. Students’ math scores, as per the “Nation’s Report Card,” have plunged to record lows. Misconceptions in early grades ...