👉 Learn how to add or subtract radicals. A radical is a number or an expression under the root symbol. Radicals can only be ...

👉 Learn how to verify trigonometric identities involving the addition and subtraction of terms. To do this it is usually ...

Pearson has launched a free iOS math app offering more than 1,500 tutorials aligned to the Common Core and other standards. Dubbed Virtual Nerd Mobile Math and designed for students in grades 6-12, ...

The Postdoctoral Association of Colorado, Boulder has organized this series of monthly tutorials/workshops on topics that may be useful to postdocs, students, and faculties across different ...

This past spring, the Henderson-Hopkins School found itself with an extra 85 students on campus: Twice a week, 55 undergraduate and 30 graduate students from Johns Hopkins University would travel to ...

Khan Academy, a US-based non-profit organisation and an e-learning website, has announced the launch of its free online tutorials in Hindi in India. Khan Academy, a US-based non-profit organisation ...