Some graphing calculators and graphing utilities have the
Chapter 9, Problem 62(choose chapter or problem)
Some graphing calculators and graphing utilities have the ability to graph in three dimensions (3D) as opposed to the traditional two dimensions (2D). The line must be given in the form z ax by c. Rewrite the system of equations in Exercise 60 in this form and graph the three lines in 3D. What is the point of intersection? Compare that with your answer in Exercise 60.
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