Databases A freelance computer consultant keeps a database of her clients, which contains the names S = {Aces, Bakers, Cores, Dual, Effigy, Floyd, Global, Hide}. These clients owe her money: A = {Aces, Cores, Effigy, Global}. These clients have done at least $40,000 worth of business with her: B = {Aces, Bakers, Cores, Dual}. These clients have employed her in the last year: C = {Aces, Cores, Dual, Effigy, Global, Hide}. A subset of clients is described that the consultant could find using her database. The clients who do not owe her money or have employed her in the last year. Write the subset in terms of A, B, and C. O A'n C O AUC O A'UC O A' n B O An B List the clients in that subset. {Aces, Cores} {Aces, Effigy, Cores, Global, Bakers, Dual, Floyd, Hide} {Aces, Effigy, Cores, Global} {Floyd, Bakers} O O
Databases A freelance computer consultant keeps a database of her clients, which contains the names S = {Aces, Bakers, Cores, Dual, Effigy, Floyd, Global, Hide}. These clients owe her money: A = {Aces, Cores, Effigy, Global}. These clients have done at least $40,000 worth of business with her: B = {Aces, Bakers, Cores, Dual}. These clients have employed her in the last year: C = {Aces, Cores, Dual, Effigy, Global, Hide}. A subset of clients is described that the consultant could find using her database. The clients who do not owe her money or have employed her in the last year. Write the subset in terms of A, B, and C. O A'n C O AUC O A'UC O A' n B O An B List the clients in that subset. {Aces, Cores} {Aces, Effigy, Cores, Global, Bakers, Dual, Floyd, Hide} {Aces, Effigy, Cores, Global} {Floyd, Bakers} O O
Algebra and Trigonometry (MindTap Course List)
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ISBN:9781305071742
Author:James Stewart, Lothar Redlin, Saleem Watson
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Chapter14: Counting And Probability
Section14.1: Counting
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Transcribed Image Text:Databases
A freelance computer consultant keeps a database of her clients, which contains the names
S = {Aces, Bakers, Cores, Dual, Effigy, Floyd, Global, Hide}.
These clients owe her money:
A = {Aces, Cores, Effigy, Global}.
These clients have done at least $40,000 worth of business with her:
B = {Aces, Bakers, Cores, Dual}.
These clients have employed her in the last year:
C = {Aces, Cores, Dual, Effigy, Global, Hide}.
A subset of clients is described that the consultant could find using her database.
The clients who do not owe her money or have employed her in the last year.
Write the subset in terms of A, B, and C.
A'n C
AUC
A' UC
A'n B
An B
List the clients in that subset.
{Aces, Cores}
{Aces, Effigy, Cores, Global, Bakers, Dual, Floyd, Hide}
{Aces, Effigy, Cores, Global}
{Floyd, Bakers}
O O O O O
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