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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Transcribed Image Text:Find f (x,y) and f(x,y). Then find fx (2,-1) and fy(-4,3).
f(x,y)= In 5x¹ +8x²y²|
fx(x,y)=
E f(x,y) =
el
nd-a
Эх
dent
1,(2,-1)-
fy(-4,3)=
ulus
unct
(x.y)=
=es › le
he Ge
x0) + fy
ne point
E
a
SL

Transcribed Image Text:Find f (x,y) and f(x,y). Then find f, (2, -1) and f,(-4,3).
1(x,y)= In |5x² +8x²y²|
1x(x,y)=
> fy(x,y) =
el
1(2,-1)=
fy(-4,3)=
nd-a
9x
udent
culus (
funct
f(x.y)=
rses lec
the Ge
- x0) + fy
the point
Q
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