IF eight person are to address a me...

IF eight person are to address a meeting , then the number of ways in which a specified speaker is to speak before another specified speaker is

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DIPTI PUBLICATION ( AP EAMET)-PERMUTATIONS & COMBINATIONS-EXERCISE 1A (PERMUTATIONS )

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S1 ,S2 ,. . . S(10) are the speakers in a conference if S1 add...
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IF eight person are to address a meeting , then the number of...
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In how many ways can 4 identical black balls , 5 identical red ...
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