In Exercises 4552, evaluate and at the given point.fx, y cos2x y, 4,3

Chapter 13, Problem 47

(choose chapter or problem)

In Exercises 45–52, evaluate \(f_{x}\) and \(f_{y}\) at the given point.

f(x, y)=\cos (2 x-y),       \(\left(\frac{\pi}{4}, \frac{\pi}{3}\right)\)

Text Transcription:

f_x

f_y

(pi/4, pi/3)

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