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The value of ""^8P7 is...

The value of `""^8P_7` is

A

7!

B

8!

C

8

D

15

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The correct Answer is:
B
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OMEGA PUBLICATION-PERMUTATIONS AND COMBINATIONS-Multiple Choice Questions (MCQs)
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  14. The value of ""^nPr, and ""^nCr will be equal when

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  15. (C(9,7))/(C(9,5))=?

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