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Can someone help with problems fivethroughseven

Can someone help with problems fivethroughseven-example-1
User Saji
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1 Answer

7 votes

Answer:

5) 15120

6) 11880

7) 336

Explanation:

The formula for permutation where mPn is m!/(m-n)!

Applying this to question 5, we get 9!/4!, which is 15120.

For question 6, we get 12!/8!, which is 11880.

For question 7, we get 8!/5!, which is 336.

User Sumid
by
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