Math / Mathematics: A Discrete Introduction 3 / Chapter 5 / Problem 29.16

Mathematics: A Discrete Introduction | 3rd Edition | ISBN: 9780840049421 | Authors: Edward A. Scheinerman

Let f D f.1; 2/; .2; 3/; .3; 4/g and g D f.2; 1/; .3; 1/; .4; 2/g. Please answer the

Chapter 0, Problem 29.16

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Let f D f.1; 2/; .2; 3/; .3; 4/g and g D f.2; 1/; .3; 1/; .4; 2/g. Please answer the following: a. What is f .2/? b. What is f .4/? c. What is domf ? d. What is im f ? e. What is f 1 ? f. Note that g 1 is not a function. Why? g. What is g f ? h. What is f g?

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Let f D f.1; 2/; .2; 3/; .3; 4/g and g D f.2; 1/; .3; 1/; .4; 2/g. Please answer the

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Let f D f.1; 2/; .2; 3/; .3; 4/g and g D f.2; 1/; .3; 1/; .4; 2/g. Please answer the

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