I. ENUMERATION: Give the correct formula for the following:
![I ENUMERATION Give The Correct Formula For The Following class=](https://ph-static.z-dn.net/files/db8/11dbdc73f3d118ef481fce35daf4836c.jpg)
answer:
3. nPr = n!
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(n - r )!
4. (n-1)! or (n-1)!
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2
5. nCr = n!
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r! (n-r)!
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Pa- brainliest naman