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Match the following counting expressions with their values. C(n, 0) 1. n(n-1) The number of bit strings of 2. n(n-1)/2 length n The number of different ways to select a president and a vice president from a group of n people P(n, n-1) C(n, n-1) 3. n 4. n! 5. 2 6.0 7. 1

Match the following counting expressions with their values. C(n, 0) 1. n(n-1) The number of bit strings of 2. n(n-1)/2 length n The number of different ways to select a president and a vice president from a group of n people P(n, n-1) C(n, n-1) 3. n 4. n! 5. 2 6.0 7. 1

Database System Concepts
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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Match the following counting expressions with their values. C(n, 0) 1. n(n-1) The number of bit strings of 2. n(n-1)/2 length n The number of different ways to select a president and a vice president from a group of n people P(n, n-1) C(n, n-1) 3. n 4. n! 5. 2¹ 6. 0 7. 1
Transcribed Image Text:Match the following counting expressions with their values. C(n, 0) 1. n(n-1) The number of bit strings of 2. n(n-1)/2 length n The number of different ways to select a president and a vice president from a group of n people P(n, n-1) C(n, n-1) 3. n 4. n! 5. 2¹ 6. 0 7. 1
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