Calculus 3: Graphing in 3-D Basic Shapes (9 of 9) A Plane in 3-D

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In this video I will explain that the equation, x+y=3, for the line in 2 dimensions can also represent a plane in 3 dimensions. In this case z can be any value.

First video in the series can be seen at:
   • Calculus 3: Graphing in 3-D Basic Shapes (...