SOLUTION: A class consists of 9 women and 3 men. Find the number of ways a committee of 4 can be selected where there is a. no restrictions b. alternate c. 2 women and 2 men

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Question 1178772: A class consists of 9 women and 3 men. Find the number of ways a committee of 4 can be selected where there is
a. no restrictions
b. alternate
c. 2 women and 2 men
Answer by ikleyn(52780) About Me  (Show Source):
You can put this solution on YOUR website!
.

(a)  C%5B12%5D%5E4.



(b)  unclear



(c)  C%5B9%5D%5E2C%5B3%5D%5E2.

Solved.

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This problem is on COMBINATIONS.

On Combinations,  see introductory lessons
    - Introduction to Combinations
    - PROOF of the formula on the number of Combinations
    - Problems on Combinations
    - OVERVIEW of lessons on Permutations and Combinations
in this site.

Also,  you have this free of charge online textbook in ALGEBRA-II in this site
    - ALGEBRA-II - YOUR ONLINE TEXTBOOK.

The referred lessons are the part of this online textbook under the topic  "Combinatorics: Combinations and permutations".


Save the link to this textbook together with its description

Free of charge online textbook in ALGEBRA-II
https://www.algebra.com/algebra/homework/complex/ALGEBRA-II-YOUR-ONLINE-TEXTBOOK.lesson

into your archive and use when it is needed.