5. Let S = {a,b,c,d}, T = {a,c, e, f}, R = {c, f}. Find the following sets. (a) SUT (b) SnT (c) SU(TNR) (d) T-R (e) Sketch a Venn diagram showing how S, T, and R relate to each other. (f) Let f: R→ R be given by f(x) = 3x - 2. Prove that f (x) is one-to-one and onto.
5. Let S = {a,b,c,d}, T = {a,c, e, f}, R = {c, f}. Find the following sets. (a) SUT (b) SnT (c) SU(TNR) (d) T-R (e) Sketch a Venn diagram showing how S, T, and R relate to each other. (f) Let f: R→ R be given by f(x) = 3x - 2. Prove that f (x) is one-to-one and onto.
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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