Please consider the following sets: W = {3, 1, 6, 4, 0} X = {3, 1, 6, 0} Y = {5, 0, 6} Z = {a} a) What would be the size of each set? b) Define a function g from W to Z that is one-to-one if it exists, otherwise explain why it does not exist. c) Define a function h from W to Z that is onto if it exists, otherwise explain why it does not exist. d) Consider the set X X Y, how many elements are in that set?

Please consider the following sets: W = {3, 1, 6, 4, 0} X = {3, 1, 6, 0} Y = {5, 0, 6} Z = {a} a) What would be the size of each set? b) Define a function g from W to Z that is one-to-one if it exists, otherwise explain why it does not exist. c) Define a function h from W to Z that is onto if it exists, otherwise explain why it does not exist. d) Consider the set X X Y, how many elements are in that set?

Database System Concepts

7th Edition

ISBN:9780078022159

Author:Abraham Silberschatz Professor, Henry F. Korth, S. Sudarshan

Publisher:Abraham Silberschatz Professor, Henry F. Korth, S. Sudarshan

Chapter1: Introduction

Section: Chapter Questions

Problem 1PE

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