Figure 8.53 is a contour diagram of f(x, y). In each of the following cases, list the
Question:
Figure 8.53 is a contour diagram of f(x, y). In each of the following cases, list the marked points in the diagram (there may be none or more than one) at which
(a) fx < 0
(b) fy > 0
(c) fxx > 0
(d) fyy < 0
Transcribed Image Text:
y Figure 8.53 X
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a At QR we have f x 0 because f decreases as we move in the xdirection b At Q P we have f y 0 ...View the full answer
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Related Book For
Applied Calculus
ISBN: 9781119275565
6th Edition
Authors: Deborah Hughes Hallett, Patti Frazer Lock, Andrew M. Gleason, Daniel E. Flath, Sheldon P. Gordon, David O. Lomen, David Lovelock, William G. McCallum, Brad G. Osgood, Andrew Pasquale
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