Solved: In rectangular coordinates, the graph of ax + by = c is a horizontal line if a =
Chapter 8, Problem 86(choose chapter or problem)
In rectangular coordinates, the graph of ax + by = c is a horizontal line if a = 0 or a vertical line if b = 0. Work Exercises 8592 in order, to determine the general forms of polar equations for horizontal and vertical lines. Solve the equation in Exercise 85 for r.
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