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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Question
Q19. Please show all work
Transcribed Image Text:3
2
For the function z = 2x³ - 8y² - 2xy, find
み
x²(-2,-2)=
(Simplify your answer.)
д
ay ²(-
(-2,-2)=
(Simplify your answer.)
əz əz
dx'
dy'
a
x²(-2,-2), and
a
ay (-2,-2).
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