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
Answer by 'yes' or 'no' each of the following 8 question. x and y are real numbers
Transcribed Image Text:(a) Is + equal to ?
(b) Is + equal to ?
(c) Is cos(2r) generally equal to 2 cos(x)?
(d) Is In(r + y) generally equal to In(r) + In(y)?
z+y
(e) Can In(x) be equal to zero? Can it be negative (can we have In(x) < 0)?
(f) Can e" be equal to zero? Can it be negative (can we have e" < 0)?
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