Interactive
CK-12 Foundation

DeMoivre's Theorem and nth Roots: The nth Roots of Unity

For Students 11th - Higher Ed
The nth roots of unity all have a magnitude of one. Scholars use the unit circle and DeMoivre's Theorem to find the complex roots of one and discover that the complex numbers all lie on the unit circle and are equally spaced around it...
Lesson Plan
Curated OER

Exploring Function Graphs

For Teachers 10th
Tenth graders investigate three different sets of data that relate temperature to another variable in the physical world. These illustrate linear, inverse and exponential relationships.
Unknown Type
Mr. Martini's Classroom

Mr. Martini's Classroom: Square Roots

For Students 9th - 10th Standards
Practice solving square roots by changing the difficulty and assessing knowledge with a quiz.