2. A. Indicate whether the following functions are: 1-1, onto, total by circling all valid options. The domain and codomain are specified. Justify briefly. (i) f(x)=x. Domainis N.Codomainis N. 1-1 Onto Total (ii) f(x)=x2.Domainis N.Codomainis N. 1-1 Onto Total (iii) f(x)= x+1. Domain is Z+. Codomain is Z+. 1-1 Onto Total (iv) f(x)= [x/2]. Domain is N. Codomain is N. 1-1 Onto Total

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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2.
A. Indicate whether the following functions are: 1-1, onto, total by circling all valid options. The
domain and codomain are specified. Justify briefly.
(i) f(x)=x. Domainis N.Codomainis N.
1-1
Onto Total
(ii) f(x)=x2.Domainis N.Codomainis N.
1-1
Onto Total
(iii) f(x)= x+1. Domain is Z+. Codomain is Z+.
1-1
Onto Total
(iv) f(x)= [x/2]. Domain is N. Codomain is N.
1-1
Onto Total
Transcribed Image Text:2. A. Indicate whether the following functions are: 1-1, onto, total by circling all valid options. The domain and codomain are specified. Justify briefly. (i) f(x)=x. Domainis N.Codomainis N. 1-1 Onto Total (ii) f(x)=x2.Domainis N.Codomainis N. 1-1 Onto Total (iii) f(x)= x+1. Domain is Z+. Codomain is Z+. 1-1 Onto Total (iv) f(x)= [x/2]. Domain is N. Codomain is N. 1-1 Onto Total
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