6) You may answer the following questions using the appropriate C(n,r)'s and or P(n,r)’s. It is NOT necessary to give a numerical answer. a) A computer password consists of 5 different letters followed by 3 different digits. How many computer passwords are possible? b) A bag contains 5 red marbles, 3 green marbles, and 6 yellow marbles, all distinguishable from one another. How many sets of four marbles contain exactly 3 red marbles?

Algebra and Trigonometry (6th Edition)
6th Edition
ISBN:9780134463216
Author:Robert F. Blitzer
Publisher:Robert F. Blitzer
ChapterP: Prerequisites: Fundamental Concepts Of Algebra
Section: Chapter Questions
Problem 1MCCP: In Exercises 1-25, simplify the given expression or perform the indicated operation (and simplify,...
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6) You may answer the following questions using the appropriate C(n,r)'s and or P(n,r)'s. It is NOT necessary
to give a numerical answer.
a) A computer password consists of 5 different letters followed by 3 different digits. How many computer
passwords are possible?
b) A bag contains 5 red marbles, 3 green marbles, and 6 yellow marbles, all distinguishable from one another.
How many sets of four marbles contain exactly 3 red marbles?
Transcribed Image Text:6) You may answer the following questions using the appropriate C(n,r)'s and or P(n,r)'s. It is NOT necessary to give a numerical answer. a) A computer password consists of 5 different letters followed by 3 different digits. How many computer passwords are possible? b) A bag contains 5 red marbles, 3 green marbles, and 6 yellow marbles, all distinguishable from one another. How many sets of four marbles contain exactly 3 red marbles?
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