1. Counting (a) How many ways can x yellow balls and n-x red balls be put into n umns with one ball in each urn? (b) As above but now each ball is numbered and only yellow balls, no red. (c) n men sit around a round table that has 2n seats, leaving a seat between them. Women sit in these seats. If all people are distinguishable, how many arrangements of the people are there?

1. Counting (a) How many ways can x yellow balls and n-x red balls be put into n umns with one ball in each urn? (b) As above but now each ball is numbered and only yellow balls, no red. (c) n men sit around a round table that has 2n seats, leaving a seat between them. Women sit in these seats. If all people are distinguishable, how many arrangements of the people are there?

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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