The quadratic formula for a quadratic equation in the form of \(ax^2 + bx + c = 0\) is \(x = \frac{-b \pm \sqrt{b^2 - 4ac}}{2a}\). The first solution is \(x = \frac ...

I recently needed to check some homework answers related to use of the quadratic formula. After realizing that it was getting tedious to do these by hand, I thought of using my calculator to solve ...

Math assignments may not typically get much attention, but one turned in by Upstate high school students has gone viral. “It's Teacher Appreciation Week across the country" Adrian Acosta, with ...

Danica McKellar really loves math. While she’s best known for playing Winnie on The Wonder Years, off-screen, McKellar’s reputation as a New York Times best selling author advocating for the ...

Proceedings of the American Mathematical Society, Vol. 130, No. 7 (Jul., 2002), pp. 1913-1922 (10 pages) Let $\Phi \subset \mathbb{Z}^n$ be one of the root systems An-1, Bn, Cn and Dn and write Φ(+) ...