Consider the function f(x, y). If you start at the point(4, 5) and move toward the point
Chapter 14, Problem 77(choose chapter or problem)
Consider the function f(x, y). If you start at the point(4, 5) and move toward the point (5, 6), the directionalderivative is 2. Starting at the point (4, 5) and moving towardthe point (6, 6) gives a directional derivative of 3.Find f at the point (4, 5).
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