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
can you help me with both 1 and 2
Transcribed Image Text:1. Find and sketch the domain of the function f(x, y)= In
Xy-1
2. Find the limit, or show that the limit DNE. a)
lim
(xy)→(0,0) x* + y
b)
2x -y
lim
(x,y)>(0,0) x + 2y
21
21
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