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85. z = Cos xy -y² cos xy -y sin xy, Əx %3D %3D = -yx cos xy sin xy - дудх 22- = - SII ty, x-cos xy = -xy cos xy sin xy dxdy What did theyuse to get this answer ? As in did that you 7delta x or y PREV 75 85 87 89 91

85. z = Cos xy -y² cos xy -y sin xy, Əx %3D %3D = -yx cos xy sin xy - дудх 22- = - SII ty, x-cos xy = -xy cos xy sin xy dxdy What did theyuse to get this answer ? As in did that you 7delta x or y PREV 75 85 87 89 91

Calculus: Early Transcendentals
Calculus: Early Transcendentals
8th Edition
ISBN:9781285741550
Author:James Stewart
Publisher:James Stewart
Chapter1: Functions And Models
Section: Chapter Questions
Problem 1RCC: (a) What is a function? What are its domain and range? (b) What is the graph of a function? (c) How...
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Secti Chapter 13 85. Z = Cos xy -y? cos xy -y sin xy, dx - yx cos xy - sin xy дудх 2. -x² cos xy -xy cos xy – sin xy %3D | Əxdy What did theyY use to get this answer ? As in did that you 77delta x or y PREV 75 83 85 87 89 91 SO || ||
Transcribed Image Text:Secti Chapter 13 85. Z = Cos xy -y? cos xy -y sin xy, dx - yx cos xy - sin xy дудх 2. -x² cos xy -xy cos xy – sin xy %3D | Əxdy What did theyY use to get this answer ? As in did that you 77delta x or y PREV 75 83 85 87 89 91 SO || ||
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