I make short, to-the-point online math tutorials. I struggled with math growing up and have been able to use those experiences to help students improve in math through practical applications and tips.

👉 Learn how to find the derivative of a function using the power rule. The derivative of a function, y = f(x), is the measure of the rate of change of the function, y, with respect to the variable x.

Nadia Massih is pleased to welcome Dafydd Townley, Teaching Fellow in US politics and International Security at the University of Portsmouth. For Mr. Townley, the most striking feature of the current ...

The USS Spruance launches a Tomahawk land attack missile toward Iran. (Image from Navy video) Following the largest U.S military buildup in the region since 2003, including two carrier strike groups, ...