This Calculus 3 video explains intercepts and traces of surfaces in 3D space, explains the method for finding them, and works some examples of each. We find the intercepts for a plane and a sphere, as well as the traces of both of these in the coordinate planes.
0:00 Introduction to intercepts
0:39 Example - Intercepts for a plane
3:32 Example - Intercepts for a sphere
7:21 The trace of a surface in a plane
8:15 Example - Traces for a plane
10:31 Example - Traces for a sphere
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