## Related questions with answers

Question

Use the letters A, B, C, D, E, and F. Write all possible selections of three letters that can be formed from the letters. (The order of the three letters is not important.)

Solution

VerifiedAnswered 2 years ago

Answered 2 years ago

Step 1

1 of 3To solve for the combination of permutations, follow the steps below

- determine the value of $n$ elements taken $r$ at a time
- substitute the value of $n$ and $r$ to the equation $_nC_r=\dfrac{n!}{(n-r)!r!}$

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