SOLUTION: In how many ways can an investor put together a portfolio of five stocks and 6 bonds selected from her favorite 9 stocks and 7 bonds

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Question 1137514: In how many ways can an investor put together a portfolio of five stocks and 6 bonds selected from her favorite 9 stocks and 7 bonds
Answer by ikleyn(52781) About Me  (Show Source):
You can put this solution on YOUR website!
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The number of ways = C%5B9%5D%5E5%2AC%5B7%5D%5E6 = %28%289%2A8%2A7%2A6%29%2F%281%2A2%2A3%2A4%29%29%2A7 = 882.

It is about Combinations.

On Combinations,  see the lessons
    - Introduction to Combinations
    - PROOF of the formula on the number of Combinations
    - Problems on 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.