[Free Registration/Login may be required to access all resource tools.] A collection of resources that teach students that, unlike multiplication of numbers, matrix multiplication for square matrices is not a commutative operation, but...

[Free Registration/Login may be required to access all resource tools.] Add, subtract, and multiply matrices of appropriate dimensions.

[Free Registration/Login may be required to access all resource tools.] Multiply matrices by scalars to produce new matrices, e.g., as when all of the payoffs in a game are doubled.

[Free Registration/Login may be required to access all resource tools.] Understand vector subtraction v - w as v + (-w), where -w is the additive inverse of w, with the same magnitude as w and pointing in the opposite direction....

[Free Registration/Login may be required to access all resource tools.] A collection of resources on how to express vectors in magnitude and direction form and determine the magnitude and direction of their sum.

[Free Registration/Login may be required to access all resource tools.] A collection of resources on how to add vectors.

[Free Registration/Login may be required to access all resource tools.] Resources for learning about vectors as directed line segments.

[Free Registration/Login may be required to access all resource tools.] A collection of resources for learning about vector direction.

[Free Registration/Login may be required to access all resource tools.] A collection of resources for learning about and practicing how to multiply and divide complex numbers.

[Free Registration/Login may be required to access all resource tools.] A collection of resources that explain complex numbers and how to do arithmetic with them.

[Free Registration/Login may be required to access all resource tools.] This concept teaches students about tangent lines and how to apply theorems related to tangents of circles.

[Free Registration/Login may be required to access all resource tools.] Provides a definition for uniform acceleration and the formulas relating initial velocity, final velocity, time, and acceleration. Includes interactive simulation.

[Free Registration/Login may be required to access all resource tools.] Prove two triangles are congruent with the Side-Side-Side shortcut.

[Free Registration/Login may be required to access all resource tools.] Prove two triangles are congruent with the Side-Angle-Side shortcut.

[Free Registration/Login may be required to access all resource tools.] Learn about the Inscribed Quadrilateral Theorem and solve problems involving quadrilaterals inscribed in circles.

[Free Registration/Login may be required to access all resource tools.] Use the AA Similarity Postulate to determine if triangles are similar.

[Free Registration/Login may be required to access all resource tools.] This lesson covers adding and subtracting matrices with the same dimensions. Students can watch a video tutorial, explore guided notes and then attempt practice...

[Free Registration/Login may be required to access all resource tools.] Explains the process in which organ systems work to maintain a stable internal environment.

[Free Registration/Login may be required to access all resource tools.] Learn how to use the Law of Sines with different types of triangles.

[Free Registration/Login may be required to access all resource tools.] Wind picks up water and forms ocean waves that travel along the surface.

[Free Registration/Login may be required to access all resource tools.] Different types of eruptions create different types of volcanoes.

[Free Registration/Login may be required to access all resource tools.] Distinguishes between primary and secondary pollutants and identifies examples of each.

[Free Registration/Login may be required to access all resource tools.] Reveals tidal patterns and that tides are caused by the gravitational attraction of the Sun and Moon to Earth.

[Free Registration/Login may be required to access all resource tools.] Looks at how El Nino and La Nina affect the climate.