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What is the value of the expression? 11C7
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What is the value of the expression?
11C7

What is the value of the expression? 11C7-example-1
User RicardoBalda
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2 Answers

3 votes
...... The answer is 330
User Boydenhartog
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3.9k points
9 votes

9514 1404 393

Answer:

330

Explanation:

nCk can be computed from the formula ...

nCk = C(n, k) = n!/(k!(n-k)!)

Here, that is

11C7 = 11!/(7!(11-7)!) = 11·10·9·8/(4·3·2·1) = 11·10·3 = 330

_____

Additional comment

Many graphing or scientific calculators have probability functions that will compute this for you.

User Kamil Kuklewski
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3.9k points
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