3x+2y (8) Show that the function f(x,y) = is continuous at (4,-2). x+y+1

Algebra & Trigonometry with Analytic Geometry
13th Edition
ISBN:9781133382119
Author:Swokowski
Publisher:Swokowski
Chapter3: Functions And Graphs
Section3.5: Graphs Of Functions
Problem 58E
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Calculus III: function of two or more variables

Ans. #8 w/ complete solution

 

 

xy + y3
lim
(x.y)(0,0) x2 + y2
a. Along the x-axis (y 0)
b. Along the y-axis (x = 0)
C. Along the y 2x
%3D
(8) Show that the function f(x, y) =
3x+2y
is continuous at (4,-2).
%3D
x+y+1
Transcribed Image Text:xy + y3 lim (x.y)(0,0) x2 + y2 a. Along the x-axis (y 0) b. Along the y-axis (x = 0) C. Along the y 2x %3D (8) Show that the function f(x, y) = 3x+2y is continuous at (4,-2). %3D x+y+1
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