Somewhere around middle school, you learned about squaring numbers and the inverse, finding the square root of a number, but a little reminder can't hurt. You square a number when you multiply it by ...

A lot of times when simplifying square roots incorrectly students will say, "Oh, well I have an x squared. So that means if I took the square root of that then I that will be just x. And here's a 9, ...

Mastering quick square root calculations boosts maths exam performance. Speed and accuracy provide a significant advantage in algebra and geometry. Memorising key square roots and using mental math ...