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DVD Selection How many ways can a person select 8 DVDs from 10 DVDs?
45
Intro Stats / AP Statistics
Chapter 4
Probability and Counting Rules
Section 4
Counting Rules
Sampling and Data
Probability Topics
Missouri State University
University of St. Thomas
Boston College
Lectures
0:00
03:43
DVD Selection How many way…
01:40
How many ways are there to…
00:40
In how many ways can 4 son…
01:39
A book club offers a choic…
02:14
In how many ways can 4 can…
00:41
How many different deluxe …
02:18
Selecting Christmas Presen…
00:37
These exercises involve co…
00:39
02:50
Selecting Posters A buyer …
he'll we hope to select 80 bodies from 10 duties. So we conducted as then see eight. So you had to find order number off ways to select the duties it is and c are equal toe in factory during the n minus r factorial in tow. Our factory here an equal do then so 10 factorial directed by and minus art is been minus very track Dorial in tow R factorial is eight factors 10 factorial is 10 into nine into eight Factory Because we help take factorial in denominator We can cancel a factorial in boat numerator and denominator. Then minus eight is two factorial in tow. Eight factory No cancer ate factory, then into nine You ordered by two into one when we simply five will get 45 snow 45 ways are there to select a D V D's from 10 degrees
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