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Curated Video
How to Rotate about the Origin
In this math video we will learn how to rotate about the origin. We are asked to rotate a triangle 90 degrees clockwise about the origin. We will identify one image and correctly place the image on the coordinate plane to represent...
Khan Academy
Khan Academy: Linear Algebra: Exploring the Solution Set of Ax=b
Video first graphs the transformation image of a specific transformation. Then examines the solution set for a couple particular points in the image. Shows that the solution set is a shifted version of the null space. [16:34]