people at a meeting. They each shake hands w weryone else. How many handshakes were there?

A First Course in Probability (10th Edition)
10th Edition
ISBN:9780134753119
Author:Sheldon Ross
Publisher:Sheldon Ross
Chapter1: Combinatorial Analysis
Section: Chapter Questions
Problem 1.1P: a. How many different 7-place license plates are possible if the first 2 places are for letters and...
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There are 110 people at a meeting. They each shake hands with
everyone else. How many handshakes were there?
Transcribed Image Text:There are 110 people at a meeting. They each shake hands with everyone else. How many handshakes were there?
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